Final review

An office supply store sells boxes of pencils. Each box contains 160 pencils. Which equation represents the total number of pencils (y) in x boxes

• x = 160y

• y = 160x

• 160 + y = x

• 160 + x = y

If x = 12 for one day of sales, use the equation y = 160x to find the total number of pencils the supply store sells.

• 1,920 pencils

• 13 pencils

• 172 pencils

• 148 pencils

A cereal box has dimensions of 12 inches, 7 3/4 inches, and 2 inches. A pastry box has dimensions of 3 2/3 inches, 3 1/2 inches, and 2 1/3 inches. What is the difference in volume, in cubic inches, between the two boxes?

• 156 1/8 cubic inches

• 186 cubic inches

• 29 17/18 cubic inches

• Why are you doing this to us Mrs. Guskin? I thought you loved us.

A restaurant owner orders new plates and spoons based on the following information. Plates are sold in packages of 9 and spoons are sold in packages of 12. The restaurant owner orders an equal number of plates and spoons. What is the least number of packages of plates and spoons she should order to have an equal number of plates and spoons?

• 4 packages of plates and 3 packages of spoons

• 3 packages of plates and 4 packages of spoons

• 6 packages of plates and 8 packages of spoons

• 8 packages of plates and 6 packages of spoons

Josh has c coins. Nick has 4 fewer than 3 times as many coins as Josh. Which expression can be used to show how many coins Nick has?

• 3 - 4c

• 4 - 3c

• 4c - 3

• 3c - 4

Amit goes to the store to buy some fruit to make a fruit salad. The following list shows the amount and price of each type of fruit he buys. 3 pounds of apples for $4.05, 2 pounds of grapes for $4.80, 5 pounds of oranges for $7.50, and 3 pounds of peaches for $4.65. Which type of fruit costs $1.55 per pound?

• apples

• grapes

• oranges

• peaches

The outside temperature in a town is -20 degrees Fahrenheit. What change in temperature, in degrees Fahrenheit, would bring the outside temperature to 0 degrees Fahrenheit?

• -20

• 20

• 0

• -0

There are red tiles and blue tiles in a box. The ratio of red tiles to blue tiles is 3:5. There are 12 more blue tiles than red tiles in the box. How many red tiles are in the box?

• 18 red tiles

• 30 red tiles

• 20 red tiles

• 40 red tiles

A group of 10 science club students is on a field trip. That number of students represents 20% of the total number of students in the science club. What is the total number of students in the science club?

• 20

• 30

• 50

• 80

Which value of x makes the following equation true? 4x - 8 = 4

• 1

• 4

• 3

• 9