Ratios, Rates and Unit Rates

Front

Which of these is NOT a ratio?

6:9

,

5 = 7

,

3 out of 4

,

5/7

Back

5 = 7

Front

Which ratio is equivalent to a 12 to 4 ratio? Options: 6:3, 3 to 1, 4 to 12, 1 to 3

Back

3 to 1

Front

A parent's age and child's age is a 5:2 ratio, how old is the child if the parent is 50?

Back

20

Front

Emily bought 32 apples and 21 carrots. What is the ratio of the number of carrots to the total?

Back

21 to 53

Front

What is the missing value? Options: 22, 24, 30, 60

Back

30

Front

The table compares green to red marbles. If there are 20 green, then how many reds?

Back

60

Front

Express 12:30 in simplest form

Back

2:5

Front

Cookies cost $4.00 for 10. What is the unit rate per cookie?

Back

$0.40

Front

Unit rate for chocolate chip cookies is $0.25 per cookie. How much for 8 cookies?

Back

$2.00

Front

A dolphin swam for 4 hours at 30 miles per hour. How far did he go?

Back

120 miles