Elena gets paid $60 every time she babysits, and she donates the same amount of this money to charity every time she gets paid. Elena will babysit 7 times this month, and she wants to make sure she keeps at least $420 from this month’s earnings.
The inequality 7(60 - x) ≥ 420 represents this situation.Solve this inequality and explain what the solution represents in this context.
Answer:
It's good
Step-by-step explanation:
7 x 60 = 420.
So, she will get the complete money
archaeologists working at head-smashed-in-buffalo-jump have found the following bison bones: 7 right femurs, 10 left femurs, 15 various ribs, and 5 skulls. what is the minimum number of individuals (mni)?
The minimum number of individuals (MNI) of bison bones is 7.
Explanation:
The minimum number of individuals (MNI) of the bison bones discovered by archaeologists working at Head-Smashed-In-Buffalo-Jump is 5.
What is Head-Smashed-In Buffalo Jump?Head-Smashed-In Buffalo Jump is an archaeological site in Alberta, Canada. It is a cliff site used by First Nations people for bison hunting. Head-Smashed-In Buffalo Jump is a UNESCO World Heritage Site and is one of the world's oldest, largest, and best-preserved buffalo jump sites
How to calculate the minimum number of individuals (MNI) using the given bison bone data?The minimum number of individuals (MNI) of bison bones is the smallest possible number of bison from which the bones could have come. The minimum number of individuals (MNI) is calculated using the least number of right or left paired bones, such as femurs or humeri. The right femurs are the fewest paired bones with only seven out of the fifteen femurs found at the Head-Smashed-In Buffalo Jump site.
Therefore, the minimum number of individuals (MNI) of bison bones is 7.
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Worth 40 points with a brainliest if you have an explanation.
How many bricks?
You are building the library from bricks.
Each brick is 1 square foot. If the library is
going to be two floors with each floor
being 10 feet high, how many bricks would
Do you need to build the library?
note the area of the library is 700sq ft.
each square is 350sqft
ex. in picture of how each square is 350sq ft
Answer: 4,280
Step-by-step explanation:
Hi
Statistical analyses are least likely to be found in a. applied research b. basic research c. field research d. qualitative research
Statistical analyses are least likely to be found in a (D) qualitative research.
What is qualitative research?Data from first-hand observation, interviews, questionnaires (on which participants write descriptively), focus groups, participant-observation, recordings recorded in natural settings, documents, case studies, and artifacts are used in qualitative research. The information is mostly nonnumerical. Ethnography, grounded theory, discourse analysis, and interpretative phenomenological analysis are examples of qualitative approaches. Sociology, anthropology, political science, psychology, social work, and educational research have all used qualitative research methods. Qualitative researchers investigate people's perceptions of their social reality.A qualitative study is unlikely to contain statistical analyses.Therefore, statistical analyses are least likely to be found in a (D) qualitative research.
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Explaining a Process
Explain the process to solve the equation. Use proper
vocabulary in your explanation.
1/4 x=5/8
The simplification of the given expression above would be X = 2/5
How to simplify the above given algebraic expression?To simplify the algebraic expression given above, the steps below would be followed accordingly:
First make X the subject of formula. That is;
1/4x = 5/8
cross multiply;
8 = 4x × 5
8 = 20x
X = 8/20
Divide through by 4;
X = 2/5
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The solution for the linear equation is:
x = 5/2
How to solve the linear equation?Here we have the following linear equation:
(1/4)x = 5/8
We want to solve that equation for x, to do so, we can divide by the factor that is on the left side.
Then we need to divide both sides by 1/4, which is equivalent to multiply both sides by 4, then we will get:
4¨(1/4)x = 4*5/8
x = 20/8
Now we can simplify the fraction on the right side, then we will get:
x = 10/4
x = 5/2
That is the value of x.
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What are the 4 properties of a rhombus?
The 4 properties of the rhombus are:
All sides of the rhombus are equalThe opposite sides of a rhombus are parallelOpposite angles of a rhombus are equaldiagonals bisect each other at right angles.What is a rhombus?A quadrilateral in Euclidean geometry is a rhombus. It's a parallelogram with all sides equal and diagonals intersecting at 90 degrees. In addition, opposing sides are parallel, and opposing angles are equal. This is a fundamental property of the rhombus. A rhombus is shaped like a diamond. As a result, it's also known as a diamond.
Some of the important properties of the rhombus are as follows:The rhombus's sides are all equal. A rhombus' opposite sides are parallel. A rhombus' opposite angles are equal. Diagonals in a rhombus bisect each other at right angles. Diagonals cut the angles of a rhombus in half. 180 degrees is the sum of two adjacent angles. When you connect the midpoints of the sides, you will get a rectangle. When you join the midpoints of half the diagonal sides as the axis of rotation, you will get another rhombus.To know more about Rhombus visit the link
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Which of the following equations shows how the solution can be checked? Select the two correct answers. 3(1)+(-2)=1 1-(-2)=3 3(-2)+(1)=1 -2-1=3
Answer:
the left side 1 does not equal to the right side 3 which means that the given statement is false.
Step-by-step explanation:
what is the place value of the 4 in 12.47
Answer:
The place value of 4 in 12.47 is the tenths place.
Step-by-step explanation:
One place to the right of the decimal point is the tenths place. Two places to the right of the decimal is the hundredths place. Hope this helps.
The place value of the 4 in the decimal number 12.47 will be the tenth place.
What is Algebra?Algebra is the study of abstract symbols, while logic is the manipulation of all those ideas.
The acronym PEMDAS stands for Parenthesis, Exponent, Multiplication, Division, Addition, and Subtraction. This approach is used to answer the problem correctly and completely.
In a decimal number, if we move from right to left before the decimal, then the places of the number are given as,
Ones, Tens, Hundreds, and so on.
In a decimal number, if we move from left to right after the decimal, then the places of the number are given as,
Tenths, Hundredths, and so on.
The place value of the 4 in the decimal number 12.47 will be the tenth place.
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How is this solved..? Plz help
Answer:
I believe the answer is B...
Step-by-step explanation:
Given that
5,6,-2,4,8,1,1,1,1,1
• find the mean
mode
median
Answer:
mean: 2.6, mode: 1, median: 1
Step-by-step explanation:
The mean is essentially the average of the data set which can be defined as: \(\frac{\text{sum of data set}}{\text{amount of data in data set}}\). So adding all the values together you get: \(26\). and counting all the numbers in the data set you find the data set has 10 numbers. This gives you the equation: \(\frac{26}{10} = 2.6\) which is the mean
To find the mode, you find which number occurs most frequently, this is of course 1, which can really be determined by just looking at the data set for a second. all the other numbers only occur once, while 1 is in the data set 5 times. So 5 is the mode
To find the median you sort the data, from min to max, and then find the middle number. Sorting the data set gives you. -2, 1, 1, 1, 1, 1, 4, 5, 6, 8. Since this data set has an even amount of numbers, there is not going to be an exact middle. If you go the "middle" which is the 5th and 6th number, you add these two numbers and divide the sum by 2. This gives you: (1+1)/2 = 1 So the median is 1
Find the largest open interval where the function is changing as requested. Increasing f(x) = 1 / x2 + 1
The largest open interval where the function f(x) = 1/(x^2+1) is increasing is (-∞, 0) ∪ (0, ∞). On this interval, the function is increasing from negative infinity to zero and from zero to positive infinity.
Explanation:
To find where the function is increasing, we need to find where the first derivative of the function is positive. Taking the derivative of f(x), we get:
f'(x) = (-2x) / (x^2 + 1)^2
The denominator of this expression is always positive, so the sign of f'(x) is determined by the numerator. The numerator is negative for x < 0 and positive for x > 0. Therefore, f(x) is decreasing on (-∞, 0) and increasing on (0, ∞).
We also need to check the endpoints of these intervals to make sure that the function is increasing on the entire interval. As x approaches negative infinity, the function approaches 0, and as x approaches positive infinity, the function approaches 0. Therefore, the function is increasing on (-∞, 0) ∪ (0, ∞).
In summary, the largest open interval where the function f(x) = 1/(x^2+1) is increasing is (-∞, 0) ∪ (0, ∞). On this interval, the function is increasing from negative infinity to zero and from zero to positive infinity.
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The congruence relation is used to define __________ . finite groups greatest common divisor lowest common divisor residue classes
The congruence relation is used to define residue classes.
Congruence is an important idea in algebra that is often used to describe equivalence classes of integers modulo some integer n. A congruence relation on a set of integers is a binary relation that reflects equality modulo some integer n. Specifically, if a and b are two integers, then we say that a is congruent to b modulo n, or a ≡ b (mod n), if a - b is divisible by n.
The congruence relation is used to partition the set of integers into equivalence classes that are referred to as residue classes. Each residue class is represented by a single integer that is congruent to all the other integers in the class. In other words, a residue class is a collection of integers that have the same remainder when divided by n. There are exactly n residue classes modulo n, each of which is represented by a unique integer from 0 to n-1. Residue classes are used extensively in number theory and algebraic geometry, where they are used to study systems of equations and algebraic curves.
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SOLVE THE INEQUALITY: -8 is less than or equal to 2/5(k-2)
I need help now! pls and thx
Answer:
k ≥ -15
Step-by-step explanation:
I hope that this helps!
help!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! l ll l l l
Answer: 32: Rational.
Step-by-step explanation:
The square root of 32 is an irrational number as it is non-terminating. It cannot be expressed in the form p/q which is what makes a rational number.
15. Find m
X=3
please help due today
Answer:
11x - 2 = 6x + 13 (corresponding angles)
5x = 15
x = 3
Im stuck help me pls thank you
Answer:
The answer is "Option A".
Step-by-step explanation:
In this, the question is missing so, we assuming the missing question is this question, which is add in attach file. please find it.
Formula for line:
\(\to \bold{y= mx+ c}\)
\(\to m= slope \\\\\to c= y-intercept\)
In the question the slope "m= 3 and y= -2" so, the line is \(y= 3x+ (-2)\).
\(\to y= 3x-2\)
A rectangular flower garden in Samantha's backyard has 300 feet around its edge. The width of the garden is 70 feet.
The total cost, C, of renting a van is $65 each day, d, the van is rented plus $.33 for
mile, m, the van is driven. What is the expression for C?
Answer:
.33m+65=C
Step-by-step explanation:
to solve the equation you will need to multipy .33 x the amount of miles drove after you get the answer for that you will need to add 65 then thats your final answer
If mZGEF is thirteen less than five times
mZDEG and mZDEF = 149°, find mZGEF.
F
D
G
Answer:
Step-by-step explanation:
Given :
From the diagram,
m∠GEF is 13 less than 5 times m∠DEG and ∠DEF = 149°,.
To Find :
the value of m∠GEF..
Solution :
As per given data,
m∠GEF = 5m∠DEG - 13° ...(i)
∠DEF = 149° ⇒ m∠GEF + m∠DEG = 149° ..(ii)
Substituting value of m∠GEF in (ii),
We get,
(5m∠DEG - 13°) + m∠DEG = 149°
6m∠DEG - 13° = 149°
6m∠DEG = 149° + 13° = 162°
m∠DEG = ° = 27°
Substituting value of m∠DEG in (i),
We get,
m∠GEF = 5(27°) - 13°
m∠GEF = 135° - 13°= 122°
Tom drives for 40 km for 2 hours.
Sam drives the same distance, but twice as fast.
Work out the Sam's average speed.
Answer:
40 mph (miles per hour)
Step-By-Step Explanation:
Tom
40 miles per 2 hours
or
20 miles per hour
Sam
80 miles per 2 hours
or
40 miles per hour
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-2 (h - 5) < -12
Please some help me I don’t understand :(
Answer:
\(h>11\)
Step-by-step explanation:
We have the inequality:
\(-2(h-5)<-12\)
Solve. Divide both sides by -2. Since we are dividing by a negative, we must flip the inequality sign. Thus:
\(h-5>6\)
Add 5 to both sides:
\(h>11\)
Therefore, our solution is all numbers greater than 11 .
This means that if we substitute any number greater than 11 into our original inequality, the inequality will be true.
Ryan has some money which his mom gave him in the form of notes, there are different types of notes with their values denoted by an array A, i.e. i th element in the array represents the value of the i th note. The number of notes of each type is denoted by the index of that note in the array A, and the array indexing starts from 1 . If the array of notes is {2,4,6,7}, there is 1 note with value 2 , two notes with value 4 each. 3 notes with value 6 each and 4 notes with value 7 each. Now, Ryan's mother gave him a power. she told him that he could change the value of a type of note by placing it after or before any other type of note in the array. For example, he could change the position of 7 by placing it before 4 and so the new array will be {2,7,4,6}. Also, Ryan could perform this operation only once. Help Ryan find the maximum money he can make. Note: The catch is that some notes which Ryan has can have negative values too because his mother before giving him the notes, added a ( −) sign before their values. Input Specification: input 1: The number of elements in the array A. imput2: The values of notes i.e. the array A. rupt Specification: he maximum money which Ryan can make. mple 1: Example 1: input1: 4 inputz: [2,4,6,7) Output: 56 Explanation: Here, originally Ryan had (1 ∗
2)+(2 ∗
4)+(3 ∗
6)+(4 ∗
7)=56. Any change in position will not give him more money than this, so he did not change anything. Example 2: input1: 5 input2: {3,1,6,3,1} Output: 49 Explanation: Here, originally the array of notes is (3,1,6,3,1) and Ryan had (1∗3)+(2∗1)+(3∗6)+(4∗3)+ (5 ∗
1)=40. He can place the last element at the first position and then the updated array of notes would be (1,3,1,6,3) and Ryan would then have (1∗1)+(2 ∗
3)+(3∗1)+(4∗6)+(5∗3)=49. Note that any other representation of the notes will not give more money than this, So 49 will be returned as the answer.
The problem revolves around Ryan rearranging an array of notes with different values and counts to maximize the money he can make. By considering each note as a candidate for repositioning and calculating the potential money for each arrangement, the algorithm determines the maximum amount Ryan can earn. The solution involves iterating through the array, trying different note placements, and keeping track of the highest earnings achieved.
To help Ryan find the maximum money he can make by rearranging the notes, we can follow these steps:
Multiply each note value by its count in the original array to calculate the initial money.Iterate through the array and consider each note as a candidate for repositioning.For each candidate note, calculate the potential money Ryan can make by placing it before or after any other note.Keep track of the maximum money obtained among all the candidates.Return the maximum money.The program implementation in Python is:
def calculate_money(n, notes):
money = sum((i+1) * notes[i] for i in range(n)) # Initial money calculation
max_money = money # Initialize maximum money with the initial money
# Iterate through each note as a candidate for repositioning
for i in range(n):
temp_money = money # Temporary variable to store the money
# Calculate the potential money by repositioning the current note
for j in range(n):
if j != i:
temp_money += (abs(i-j) * notes[j]) # Calculate money for the current arrangement
# Update the maximum money if the current arrangement gives more money
max_money = max(max_money, temp_money)
return max_money
# Example usage:
n = int(input("Enter the number of elements in the array A: "))
notes = list(map(int, input("Enter the values of notes (separated by space): ").split()))
maximum_money = calculate_money(n, notes)
print("Maximum money that Ryan can make:", maximum_money)
The code will calculate and output the maximum money Ryan can make by rearranging the notes.
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Clark Kent is paid $0.45 for each person he helps. What is his pay for a day in which he saved 134
people?
Answer:
$60.30
Step-by-step explanation:
0.45 x 134 = $60.30
Which graph shows a proportional relationship
Answer:
i say d
Step-by-step explanation:
75% as a decimal adwadadwadawdwadadwadawda
Answer: 0.75
Step-by-step explanation: Just put 75/100 into a calculator and that's what you get. % is always out of 100, so 75/100= 0.75
use the rational zero theorem to find a rational zero of the function f(x)=2x3 15x2−4x 32.
A rational zero of the function f(x) = 2x^3 + 15x^2 - 4x + 32 is x = -4/2.
The rational zero theorem states that if a polynomial function has a rational root (zero), it can be expressed as p/q, where p is a factor of the constant term and q is a factor of the leading coefficient.
In this case, the constant term is 32 and the leading coefficient is 2. Factors of 32 are ±1, ±2, ±4, ±8, ±16, ±32, and factors of 2 are ±1, ±2. By testing the possible combinations, we find that -4/2 is a rational zero.
This means that when x = -4/2, the polynomial function will equal zero.
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A charity organization had to sell a few tickets to their fundraiser just to cover necessary production costs. After selling 10 tickets, they were still at a net loss of $800 dollar sign, 800 (due to the production costs). They sold each ticket for $70 dollar sign, 70.
Let y represent the net profit (in dollars) when they have sold xxx tickets
Answer:
Price of each ticket = $70
Step-by-step explanation:
The revenue generated from sales of 10 tickets = 70 x 10 = $700
After selling the 10 tickets, organization was still at loss of $800. This means total product cost of tickets = $800 + $700 = $ 1500
Net Profit = Revenue - Cost
Revenue from n tickets will be = 70n
Cost = $1500
So, net profit as a function of number of tickets sold = P(n) = 70n - 1500
Dans chaque expression , identifier un facteur commun à chaque terme.
a.4×x+4×7
b.x²+2x
c.7x-7
d.3x-9
e.10x+20
f.9x²-6x
Merci
what is the length of the diagonal of a square whose perimeter is 6rad6
Answer:
d = 2.12
Step-by-step explanation:
Riverboat Adventures pays $310,000 plus $15,000 in closing costs to purchase real estate. The real estate consists of land appraised at $35,000, a building appraised at $105,000, and land improvements appraised at $210,000. Compute the cost that should be allocated to the land.
To determine the cost allocated to the land, we need to calculate the proportionate cost of the land in relation to the total appraised value of the real estate. Therefore, the cost allocated to the land is $32,500.
The total cost paid for the real estate is $310,000 plus $15,000 in closing costs, totaling $325,000. To allocate the cost to the land, we need to calculate the proportion of the land's appraised value to the total appraised value of the real estate.
The total appraised value of the real estate is the sum of the appraised values of the land, building, and land improvements, which amounts to $35,000 + $105,000 + $210,000 = $350,000.
To calculate the cost allocated to the land, we divide the appraised value of the land by the total appraised value of the real estate and multiply it by the total cost paid:
Cost allocated to land = (Appraised value of land / Total appraised value) * Total cost
= ($35,000 / $350,000) * $325,000
= 0.1 * $325,000
= $32,500
Therefore, the cost allocated to the land is $32,500. This allocation is based on the relative appraised value of the land compared to the total appraised value of the real estate.
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