Question 1 (Matching Worth 1 points)

[5.01] MA.6.A.2.1

Match each pair of equivalent ratios.

Match Term Definition

ten over twenty−five A) sixty−five percent

6 to 8 B) six to sixteen

thirteen over twenty C) two colon five

fifteen colon forty D) three over four

Question 2 (Multiple Choice Worth 1 points)

[5.07] MA.7.A.1.2

What percentage interest rate is a loan that charges five hundred dollars in simple annual interest over 5 years on a one thousand dollar balance?

zero point one percent

zero point four percent

ten percent

forty percent

Question 3 (Multiple Choice Worth 1 points)

[5.02] MA.7.A.1.6

At a town fair, ten tickets cost eight dollars. How many tickets could you expect to receive for twelve dollars, assuming there is no discount for buying more tickets?

ten

fourteen

fifteen

sixteen

Question 4 (Matching Worth 1 points)

[5.02] MA.7.A.1.1

Match each proportion with its solution.

Match Term Definition

five over two equals fifteen over x A) twelve

x over sixteen equals thirty over forty B) 6

twelve over x equals eighteen over six C) 8

twelve over eighteen equals x over twelve D) 4

Question 5 (Matching Worth 1 points)

[5.03] MA.7.A.1.2

Match each percent problem with its solution.

Match Term Definition

8 is four percent of what number? A) two hundred

4 is what percent of 8? B) four hundred

What is thirty−two percent of eight hundred? C) fifty

eight percent of what number is thirty−two? D) two hundred fifty−six

Question 6 (Multiple Choice Worth 1 points)

[5.05] MA.7.A.1.2

Lydia received a parking ticket because she parked twelve feet from a fire hydrant. She had estimated her distance from the fire hydrant as being sixteen feet. What was her percent error to the nearest whole percentage?

sixteen percent

twenty percent

twenty-five percent

thirty-three percent

Question 7 (Multiple Choice Worth 1 points)

[5.06] MA.7.A.1.2

Which of the following statements represents the lowest amount?

Salary before an eighteen percent pay raise to forty-five thousand dollars

Income on a forty-five thousand dollar salary after eighteen percent income tax

Salary before an eighteen percent pay cut to forty-five thousand dollars

forty-five thousand dollars plus eighteen percent commission on forty-five thousand dollars

Question 8 (Multiple Choice Worth 1 points)

[5.03] MA.7.A.1.2

Kenny goes shopping for school clothes during a tax−free weekend, and he saves eight percent sales tax. Use a percent proportion to determine how much he would save if he bought clothes worth two hundred dollars. Which of the following is true?

The solution is sixteen dollars, and is a denominator in the proportion.

The solution is sixteen dollars, and is a numerator in the proportion.

The solution is two thousand five hundred dollars, and is a denominator in the proportion.

The solution is two thousand five hundred dollars, and is a numerator in the proportion.

Question 9 (Multiple Choice Worth 1 points)

[5.05] MA.7.A.1.2

A number is increased by seventy percent, or two hundred ten. What is the original number?

one hundred twenty-four

one hundred forty

three hundred

seven hundred

Question 10 (Multiple Choice Worth 1 points)

[5.04] MA.7.A.1.2

Which of the following would you use as the percent equation to determine what number is thirty percent of ninety?

a equals zero point three times ninety

ninety equals zero point three times a

a equals zero point nine times thirty

thirty equals zero point nine times a

Question 11 (Multiple Choice Worth 1 points)

[5.01] MA.6.A.2.2

Four friends went scuba diving. According to the following statements, who spotted sea life at the fastest rate?

Lance saw 2 reef sharks in 6 minutes.

Jasmine saw 3 sea cucumbers in 8 minutes.

Robert saw 4 jellyfish in fifteen minutes.

Shilpa saw 3 pencil urchins in ten minutes.

Question 12 (Multiple Choice Worth 1 points)

[5.04] MA.7.A.1.2

Which of the following could be solved using the percent equation: a equals zero point eight times eighteen?

Victor's breakfast cereal has zero point eight mg of Iron. What percentage of the Recommended Daily Allowance (RDA) of Iron is in his cereal if the RDA is eighteen mg per day?

Victor's breakfast cereal has eighteen mg of Iron, which is eighty percent of the Recommended Daily Allowance (RDA) of Iron. What is the RDA of Iron?

The Recommended Daily Allowance (RDA) of Iron is eighteen mg per day. What percentage of the RDA of Iron is in Victor's breakfast cereal if it has zero point eight mg?

The Recommended Daily Allowance (RDA) of Iron is eighteen mg per day. How much Iron is in Victor's breakfast cereal if it has eighty percent of the RDA of Iron?

Question 13 (Multiple Choice Worth 1 points)

[5.03] MA.7.A.1.2

A twelve-gallon gas tank is eighty percent full. Which proportion could be used to determine how many gallons of gasoline are in the tank?

x over one hundred equals eighty over twelve

twelve over eighty equals x over one hundred

x over twelve equals eighty over one hundred

eighty over x equals twelve over one hundred

Question 14 (Multiple Choice Worth 1 points)

[5.06] MA.7.A.1.2

Danika has saved enough money to pay cash for a used car. She wants to buy a car that costs four thousand nine hundred dollars before taxes. If she will be charged six percent sales tax, what is the total amount she will pay for the car?

four thousand six hundred six dollars

five thousand one hundred ninety-four dollars

five thousand two hundred thirteen dollars

five thousand five hundred dollars

Question 15 (Multiple Choice Worth 1 points)

[5.04] MA.7.A.1.2

Otto mixed spices to create his own Italian seasoning. He used fifteen percent garlic powder. Which of the following shows the percent equation and solution for how many tablespoons of garlic powder he uses to create thirty tablespoons of the seasoning?

thirty equals zero point one five times a; a equals two hundred

a equals zero point one five times thirty; a equals four point five

a equals zero point one five times thirty; a equals two hundred

thirty equals zero point one five times a; a equals four point five

Question 16 (Multiple Choice Worth 1 points)

[5.05] MA.7.A.1.2

Nadia took two practice exams to prepare for her college entrance exam. On the first practice exam, she scored one thousand two hundred. After studying, her score increased by twenty percent. What was her score on the second practice exam?

one thousand two hundred twenty

one thousand four hundred

one thousand four hundred forty

one thousand five hundred

Question 17 (Multiple Choice Worth 1 points)

[5.07] MA.7.A.1.2

As incentive for Gretchen to save the two thousand five hundred dollars she recently inherited, her parents tell her that they will pay her ten percent simple annual interest on the amount that she saves. How much money will Gretchen have after 5 years if she saves all of the money she inherited?

two thousand six hundred forty dollars

two thousand nine hundred fifty-five dollars

three thousand fifty-six dollars

three thousand seven hundred fifty dollars

Question 18 (Multiple Choice Worth 1 points)

[5.07] MA.7.A.1.2

Victor calculates the percentage interest rate he needs to make one hundred dollars in simple annual interest over 2 years on a deposit of one thousand dollars. Where did he go wrong?

I equals p times r times t; one thousand plus one hundred equals one thousand times r times two; one thousand one hundred equals one thousand times r times two; r equals zero point five five; r equals fifty-five percent

He applied the principal and interest to the wrong variables.

He should have divided 2 by twelve to get the value for t.

He misrepresented the earned interest with the final balance.

He should have multiplied r by one hundred to get the interest rate as a percentage.

Question 19 (Multiple Choice Worth 1 points)

[5.02] MA.7.A.1.1

Which of the following forms a proportion with twenty-four over eighteen?

eighteen over twelve

twenty over fifteen

three over four

fourteen over eight

Question 20 (Multiple Choice Worth 1 points)

[5.06] MA.7.A.1.2

Fayed tipped the pizza delivery driver three dollars for pizzas that cost eighteen dollars. Approximately what percent did he tip the driver? Round your answer to the nearest percent.

three percent

six percent

fifteen percent

seventeen percent