Weekly Quiz - 7th Grade - 12/6

There are 4 triangles, 12 squares, and 6 circles. What is the ratio of triangles to squares? Simplify.

• 12 : 4

• 2 to 6

• 1 : 3

• 1 to 4

• 3 : 4

There are 10 dimes, 8 quarters, and 5 nickels? What is the ratio of nickels to dimes and quarters?

• 5 : 8

• 5 to 18

• 1 : 2

• 4 to 5

• 13 : 18

You have 29 books on your shelf. You have read 18 of those books.

What is the ratio of books not read to all of the books on your shelf?

• 18 to 29

• 11 : 18

• 11 : 29

• 29 : 11

• 18 : 29

A car travels 320 miles in 8 hours. What is the unit rate?

• 45 miles per hour

• 80 miles per hour

• 40 miles per hour

• 60 miles per hour

• 50 miles per hour

Patrick has 2 black, 3 red, and 5 white toy cars. What is the ratio of red toy cars to all the toy cars?

• 3:5

• 1:3

• 3:11

• 3:10

• 3:9

Ratios can be represented as...

(Select ALL answers that apply!)

• A/B

• A to B

• A : B

• A x B

• A + B

A comparison of two quantities using the word to, for every/each, or a colon :.

• Ratio

• Rate

• Quantity

• Scale Factor

• Unit Rate

Bob bought 32 watermelons for $3.50 a melon. If he bought 9 more melons for the same price, how much would he have spent in total?

• $112

• $31.50

• $143.50

• $90.75

• $152.40

Which ones are NOT equivalent to 3:5?

• 15:25

• 9:15

• 21:28

• 30:50

• 4:6

Jose swims 3 laps in a pool every 2 minutes. How long would it take him to swim 27 laps?

• 8 minutes

• 9 minutes

• 16 minutes

• 18 minutes

• 12 minutes