(with steps please)
Your next Pre-Algebra test is worth 93 points and contains 38 multiple choice and short answer problems. Each
multiple choice problem is worth two points and each short answer is worth three points. How many of each type of
problem is on the test?

Answers

Answer 1

Answer:

21 of multiple choice and 17 of short answer questions

Step-by-step explanation:

Multiple choice = mShort answer = s

Equations:

m + s = 382m + 3s = 93

Solve for s by eliminating m. Subtract the double of the first equation from the second one:

2m + 3s - 2(m + s) = 93 - 2(38)3s - 2s = 93 - 76s = 17

Find the value of m:

m = 38 - 17 = 21

Related Questions

Can someone please help me with this

Can someone please help me with this

Answers

A: Yes
B: cannot be simplified any further
C: cannot be simplified any further
D: YES

A rectangular yard has 448 feet of fencing around it. The width is 5 more than double the length. What are the dimensions of the property?

Answers

The answer you are looking for is 125 feet this is probably the wrong answer

what is this answer
6p>48

what is this answer 6p>48

Answers

Answer: p is greater than or equal to 8

Step-by-step explanation:

To isolate the variable (p) you divide both sides of the equation by 6 to get p by itself and the answer comes out clean because 48 is a multiple of 6.

Answer:

Divide both sides by the same factor

6p > 48

6p > 48

---     ---

6  >   6

result

p > 8

Find the area of the circle to the nearest hundredth radius is 4 in

Answers

Answer:

50.27 in

Step-by-step explanation:

help
D’Neese said that 1/10^5 is equivalent to 10^5 . Which statement is true about what D’Neese said?


D’Neese is correct because a^-n =1/a^n

D’Neese is correct because a^-n = 1//a^-n

D’Neese is incorrect because a^-n = -1/a^n

D’Neese is incorrect because a^-n = a/-n

Answers

The statement that is true about what D’Neese said is (d) D’Neese is incorrect because a^-n = a/-n

What are expressions?

Expressions are mathematical statements that are represented by variables, coefficients and operators

How to determine the true statement about the equation statement ?

The equation statement is given as

1/10^5 is equivalent to 10^5

The above statement can be rewritten in another way

So, we have the following equation

1/10^5 = 10^5

As a general rule of indices, we have the following exponent rule

So, we have the following equation

1/a^n = a^-n

This means that the equation statement is false

This is so because

1/10^5 is not equivalent to 10^5, instead 1/10^5 is equivalent to 10^-5

Hence, the true option about the statement is (d)

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3x(6x + 5)
4x(2x-3y)

Answers

Step-by-step explanation:

1) 3x(6x+5)

= 18x+15x

= 33x Answer

2) 4x(2x-3y)

= 8x-12xy Answer

Cannot be solved because it has unlike terms

For which value of m is start fraction 4 over 16 end fraction equals start fraction m over 24 end fraction a proportion?
A. m = 6
B. m = 8
C. m = 12
D. m = 14

I think its C

Answers

Me to i think its C

what is -9-2(7-1) simplified??? please i really need help FAST

Answers

Answer:

-21

Step-by-step explanation:

Consider the following two-period model with log utility functions: \[ \begin{aligned} \operatorname{Max}_{C_{1}, C_{2}} \ln \left(C_{1}\right)+\beta \ln \left(C_{2}\right) \\ \text { s.t. } C_{1}+\fr

Answers

The given model is a two-period model with log utility functions. The objective is to maximize the sum of log consumption in both periods, subject to a budget constraint.

In this model, the decision-maker wants to maximize their utility derived from consumption in two periods, denoted as C1 and C2, respectively. The utility function is logarithmic, implying that the marginal utility of consumption decreases as consumption increases. The objective is to maximize the sum of the logarithmic utility of both periods.

The budget constraint states that the total consumption in both periods cannot exceed the available resources or income. However, specific details about the budget constraint are not provided in the question.

To solve this optimization problem, we can use mathematical techniques such as the Lagrangian method or dynamic programming. The Lagrangian method involves setting up the Lagrangian function with the objective function, constraints, and a Lagrange multiplier. By taking derivatives and solving the resulting equations, we can find the optimal consumption levels in each period.

Overall, the goal is to allocate consumption between the two periods in a way that maximizes the total utility, given the budget constraint.

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whats 3 Pounds for $3.99

Answers

Answer

Pounds are the currency in Europe. You would exchange 3 pounds for 3.99 American dollars

Step-by-step explanation:

The area of a rectangle 12x^2 + 32x square units. If the width can be represented by 3x + 8, write an expression to represent the length of the rectangle.

Answers

Answer:

Step-by-step explanation:

The area of a rectangle is length time width.

A=LW

In this case,

A=32x^2+12

W=4x

Solve for L

L=A/W

Substitute

L=(32x^2+12)/4x

L=(8x^2+3)/x

need help, can someone help me real quick !

need help, can someone help me real quick !

Answers

Answer: SAA or AAS

Step-by-step explanation:

You always start at the “void” or where there are the least amount of marks and go either way.

Which of the following is the total number of pennies on Rows 1-4 (the first 32 squares)? 232 – 1 232 232 1.

Answers

The total number of pennies on Rows 1-4 (the first 32 squares) is 4,294,967,295 or 2³².

What is geometric progression?

A geometric progression is the series of numbers such that the ratio of any two consecutive numbers of the series is the same.

If we look closely at the problem we will understand that on each of the square boxes the number of pennies will get double from the previous one therefore, we can say that it is forming a geometric progression where the first term of the sequence is 1, while the common ratio is of 2. thus,

The total number of pennies on Rows 1-4 (the first 32 squares) is the sum of the geometric progression for the first 32, terms, therefore,

\(S_n = a_1(\dfrac{r^n-1}{r-1})\)

Now, as we know that the first term of the series is 1, while the common ratio(r) is 2, and the number of terms(n=32). Thus, the sum can be written as,

\(S_n = a_1(\dfrac{r^n-1}{r-1})\\\\S_n = 1(\dfrac{2^{32}-1}{2-1})\\\\S_n = 4,294,967,295\)

The number can also be written as,

\(S_n = 4,294,967,295\\\\S_n = 2^{32}\)

Hence, the total number of pennies on Rows 1-4 (the first 32 squares) is 4,294,967,295 or 2³².

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Answer:

A: 2^32 – 1

Step-by-step explanation:

A rescue organization saved 472 people after a hurricane wiped away their homes. If 4 people were air-lifted via helicopter and the rest completely filled up nine buses. How many people were in each bus? (type only the number into the blank)

Answers

Answer: 52 people per bus

Step-by-step explanation:

The rescue organization saved 472 people.

Of this 472, 4 were saved by being air-lifted.

The rest went into buses.

The people in buses were:

= 472 - 4

= 468

They fit into 9 buses so the total per bus was:

= 468/9

= 52 people per bus

Which values from the set -6, -4, -3, -1, 0, 2 satisfy this inequality?

−12x + 3≥ 5

-6 and -4 only

-4, -3, -1, 0, and 2 only

-6, -4, -3, and -1 only

-1, 0, and 2 only

Answers

Answer:

-6, -4, -3, and -1 only

Step-by-step explanation:

hope this helps!

a car traveled 63 miles on 3 gallons of gas. what proportion can you set up to determine how many miles, m, the car can travel on 7 gallons of gas? startfraction 3 over 63 endfraction

Answers

Answer:

m=21g g being gallons

21 times 7 = 147

Step-by-step explanation:

Given the following list of prices (in thousands of dollars) of randomly selected trucks at a car dealership, find the median. 20, 46, 19, 14, 42, 26, 33. A) 26 B) 33 C) 36 D) 42

Answers

The correct option is (a) The median of the given list of prices is 26 thousand dollars.

To find the median, we first need to arrange the prices in order from least to greatest: 14, 19, 20, 26, 33, 42, 46. The middle value of this ordered list is the median. Since there are 7 values in the list, the middle value is the fourth value, which is 26. Therefore, the median of the given list of prices is 26 thousand dollars.

To find the median of a set of data, we need to arrange the values in order from least to greatest and then find the middle value. If there is an odd number of values, the median is the middle value. If there is an even number of values, the median is the average of the two middle values.
In this case, we have 7 values in the list: 20, 46, 19, 14, 42, 26, 33. We can arrange them in order from least to greatest as follows:
14, 19, 20, 26, 33, 42, 46
Since there are 7 values in the list, the middle value is the fourth value, which is 26. Therefore, the median of the given list of prices is 26 thousand dollars.
We can also check that our answer is correct by verifying that there are 3 values less than 26 and 3 values greater than 26 in the list. This confirms that 26 is the middle value and therefore the median.

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A dry cleaner uses exponential smoothing to forecast equipment usage at its main plant. August usage was forecasted to be 88 percent of capacity; actual usage was 89.6 percent of capacity. A smoothing constant of 0.1 is used.

Answers

The forecasted equipment usage for September, based on exponential smoothing with a smoothing constant of 0.1, is 88.16 percent of capacity.

To apply exponential smoothing and determine the forecasted equipment usage at the main plant, we can use the following formula:

F(t) = α * A(t) + (1 - α) * F(t-1)

Where:

F(t) is the forecasted value at time t,

A(t) is the actual value at time t,

F(t-1) is the forecasted value at time (t-1),

α is the smoothing constant.

Given that the forecasted usage for August was 88 percent and the actual usage was 89.6 percent, and the smoothing constant α is 0.1, we can calculate the forecasted value for September.

Let's assume F(t-1) represents the forecasted usage for August, which is 88 percent. Then, plugging in the values into the exponential smoothing formula, we have:

F(t) = 0.1 * 89.6 + (1 - 0.1) * 88

F(t) = 8.96 + 0.9 * 88

F(t) = 8.96 + 79.2

F(t) = 88.16

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fg=gm1m2/r2 solve for r

Answers

The expression for 'r' will be;

⇒ r = √(g m₁ m₂ / f)

What is an expression?

Mathematical expression is defined as the collection of the numbers variables and functions by using operations like addition, subtraction, multiplication, and division.

Given that;

The expression is,

⇒ f = g m₁ m₂ / r²

Now,

Solve the expression for r as;

The expression is,

⇒ f = g m₁ m₂ / r²

Multiply by r², we get;

⇒ f r² =  g m₁ m₂

Divide by f, we get;

⇒ r² =  g m₁ m₂ / f

Take square root, we get;

⇒ r = √(g m₁ m₂ / f)

Thus, The expression for 'r' will be;

⇒ r = √(g m₁ m₂ / f)

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in a town, 45% of all households have a pet and 35% have children. 40% of all households with children have a pet. a household is chosen at random. find the probability of that household

Answers

Based on these results, the probability of the next flip resulting in a head is still 0.5.

The probability of getting a head on the next flip of a fair coin does not depend on the previous outcomes. Each coin flip is an independent event, and the probability of getting a head or a tail remains the same for each flip.

Since the coin is fair, the probability of getting a head on any given flip is 0.5, and the probability of getting a tail is also 0.5. Therefore, based on these results, the probability of the next flip resulting in a head is still 0.5.

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walters sink can hold 12 gallons of water . if it is 85% full, how many gallons of water are in the sink?

Answers

Answer:

Step-by-step explanation:

if the sink holds 12 gallons of water , but it is only 85% full

12*(85/100)=10.20 gallons

10.20 gallons in the sink

The total amount of water in the sink is equivalent to 10.2 gallons..

What is percentage?

A percentage is a number or ratio that represents a fraction of 100. It is represented by the sign '%'. We can write -

{a}% of {b} -

a/100 x b

ab/100

Given is that Walters sink can hold 12 gallons of water. It is 85% full.

The amount of water in the sink will be -

{x} = 85% of 12

{x} = 85/100 x 12

{x} = 10.2 gallons

The amount of water in the sink is equivalent to 10.2 gallons.

Therefore, the total amount of water in the sink is equivalent to 10.2 gallons.

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please help with the following two questions :)

please help with the following two questions :)

Answers

Answer:

10) -1.5

11) 1

Step-by-step explanation:

Hope this helps! Pls give brainliest!

The blank is the number that tell how many times a base number is used as a factor

Answers

Answer:

exponent

Step-by-step explanation:

a ⃗=⟨-9,6⟩ and b ⃗=⟨3,1⟩. What is the component form of the resultant vector 1/3 a ⃗- 2b ⃗ ?
Show all your work.

please answer this, with full work. even if the answer is incorrect the work is the most important part

Answers

The resultant component of the vector addition is (-9, 0).

What is the resultant component of the vectors?

The resultant component of the vector is calculated as follows;

a = (-9, 6)

b = (3, 1)

The result of 1/3a = ¹/₃ (-9), ¹/₃(6) = (-3, 2)

The result of 2b = 2(3, 1) = (6, 2)

The result of the vector addition is calculated as follows;

1/3a - 2b

= (-3, 2) - (6, 2)

= (-3 -6, 2 -2)

= (-9, 0)

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What is thirty-two times by itself?

Answers

32×32 gives 1024.

Hope it helps!

HELP ASAP!!!

Kim carpenter her bedroom the square footage of the room is 210 square feet if the total cost of carpet was 312.50, what was the cost of the carpet per square foot?

Answers

Answer:

560

Step-by-step explanation:

560÷210+÷90138 which makes the answer

how much is 1 cc to oz

Answers

To convert 1 cubic centimeter (cc) to ounces (oz), apply conversion factor between the two units. The conversion factor is:

1 cc = 0.033814 oz

This means that one cubic centimeter is equivalent to 0.033814 ounces.

Therefore, the mathematical expression to convert 1 cc to oz is:

1 cc * (0.033814 oz/cc) = 0.033814 oz

So, 1 cc is equal to 0.033814 ounces.

A conversion factor is a mathematical expression that expresses the relationship between two units of measurement. It is used to convert measurements between units.

Conversion factors are commonly used to convert measurements between different units of measurement in math, science, and engineering. They are a useful tool for performing calculations and comparing data in various units.

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Consider the following undirected, weighted graph (presented in edge list format). Node 1 Node 2 Weight A B 3 A F 5 B C 5 B G 9 CD 2 DE 7 DE 11 E J 8 F G 10 F K 4 G H 4 GL 2 HI 8 IJ 6 IN 3 JO 9 KL 8 K P 7 L M 3 L Q 10 MN 5 MR 5 NO 4 NS 8 OT 4 PQ5 PU 6 QR 4 Q V 8 RS 7 RW 2 SX3 T Y 7 U V 1 V W 7 W X 6 X Y 2 a) Draw the weighted graph. b) Draw the minimal spanning tree on the 5 by 5 square of nodes.

Answers

The given undirected, weighted graph consists of various nodes connected by edges with corresponding weights. To draw the graph, we represent each node as a vertex and connect them with edges labeled with their respective weights.

To find the minimal spanning tree (MST) on the 5 by 5 square of nodes, we need to select the subset of edges that connect all the nodes with the minimum total weight.

a) Drawing the weighted graph: Based on the given edge list, we draw the graph by representing each node as a vertex and connecting them with edges labeled with their corresponding weights. We consider the nodes A, B, C, D, ..., and draw the edges with the respective weights between the corresponding vertices.

b) Drawing the minimal spanning tree (MST): To find the MST on the 5 by 5 square of nodes, we need to select the subset of edges that connect all the nodes with the minimum total weight. Starting from any node, we choose the edge with the minimum weight to connect it to another node. We continue this process, ensuring that we do not form cycles and include all the nodes until we have connected all the nodes with the minimum total weight.

By considering the weights and following the process described above, we draw the minimal spanning tree on the 5 by 5 square of nodes, connecting them with the minimum weight edges.

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two angles that add up to 90 degrees are called ________ angles.

Answers

two angles that add up to 90 degrees are called complementary angles.

A tractor fuel tank has 29 gallons of diesel fuel and yes approximately 0.75 gallons of diesel every hour it is used. Which equation shows the linear relationship between x, the number of hours the tractor is used and y, the total gallons of fuel in the tractor A. Y=29x-0.75 B y=-0.75(x+29) C. Y=29-0.75x D. y=29 + 0.75x

A tractor fuel tank has 29 gallons of diesel fuel and yes approximately 0.75 gallons of diesel every

Answers

y = 29 - 0.75x (option C)

Explanation:

The initial amount of gallons of diesel fuel = 29 gallons

Rate of consumption of fuel = 0.75 gallons per hour

we write the above information in the form of a liear equation:

y = mx + c

m = rate of consumption of fuel = 0.75 gallons per hour

c = intial amout of diesel fuel = 29

SInce, we are using up the fuel, it means the initial amount will be reducing every hour.

Our rate of consumption will be negative.

The equation becomes:

y = - 0.75x + 29

y = 29 - 0.75x (option C)

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Ravsten Company uses a job-order costing system. On January 1, the beginning of the current year, the company's inventory balances were as follows: Raw materials Work in process Finished goods $23,500 $10,360 $31,080 The company applies overhead cost to jobs on the basis of machine-hours. For the current year, the company estimated that it would work 37,500 machine-hours and incur $159,375 in manufacturing overhead cost. The following transactions were recorded for the year: a. Raw materials were purchased on account: $230,000 b, Raw materials were requisitioned for use in production: $205,000 (85% direct and 15% indirect). were the two alkene products formed in equal amounts? in a ratio that equals the statistical probability of forming each alkene? hint: think of the number of protons on a particular carbon that can be removed. jane is going to walk once around the edge of a retangular park . the park is 300 yards long and 200 yards wide how far will she walk.?2,200 feet1,100 feet1,000 feet1,000 yards Write a function called random10 that accepts no arguments and returns a random integer in the range 1 to 10, inclusive. You may assume that the random module has been imported. Mya is using a three-dimensional model of an elbow to study muscles and bones. How is studying the model different from studying a real elbow? A) The model can be life size. B) The model can be taken apart. C) The model can bend back and forth. D) The model can include different parts. Consider the following instance variable and method. private List animals public void manipulate () for (int k = anima ls . size ( ) -1; k > 0; k-) if (animals.get (k).substring(0, 1) equals("b)) animals.add (animals.size) -k, animals.remove(k)) Assume that animals has been instantiated and initialized with the follewing contents. ["bear","zebra" "bass "cat","koala""baboon"] What will the contents of animals be as a result of calling manipulate ? (A) I"baboon", "zebra", "bass", "cat" "bear", "koala"] (B) I"bear", "zebra", "bass", "cat", "koala", "baboon"] (C) "baboon", "bear", "zebra", "bass, "cat", "koala ] (D) [ "bear", "baboon", "zebra", "bass "cat (E) ["zebra" "cat", "koala", "baboon", "bass", "bear ) Which of the following is the equation for acceleration? He watched the fireworks standing in front of his door.A. Identify the kind of the mistake in the sentences B. Rewrite them in their correct forms The term greenhouse effect describes Group of answer choices the trapping of heat energy in the stratosphere by nitrogen efforts by the White House to support environmental legislation the trapping of heat energy in the troposphere by certain gaseous molecules the trapping of heat energy in the troposphere by nitrogen occupational diseases of florists this person proposed legislation to prohibit two deaf adults from marrying, eliminate residential schools, ban the use of manual communication, and prevent people who were deaf from becoming teachers. a rectangular crate has length 15 in, width 4 in, and height 10 in. find its volume as surface area. Find the length of the third side of each triangle. Kory ha a collection of 314 ticker organized in a ticker book. There are 7 ticker on each page. How many page of the album have exactly 7 ticker? thi i a diviion problem payment arrangements for settlement of the liability are made between why were artists now able to have radical and free expression in their art? Estimating ProportionsThe quality control people at your company have tested a sample of 425 widgetsand found that 24 were defective.What is your interval estimate (confidence interval) for the average propor-tion of defective widgets (choose your confidence level)? Jean Piaget's theory states that children go through _____ stages of cognitive development as they actively construct their understanding of the world. Some relationships between species found in the Texas Gulf Coast are shown in the food web. Which energy pyramid best models energy flow in the Texas Gulf Coast community ? ASAP PLEASE A group of 25 people are going to run a race. The top 12 finishes advance to the finals. find the of possibilities. In the second half of 2019, automobile sales in the United States were lower than they were in the second half of 2018. The decrease in auto sales impacts GDP because new automobiles are counted as ________ when purchased by households and ________ when purchased by businesses.