Ratio and proportion

Which of the following is simplest form of 28:42 ?

• 14 : 21

• 3 : 2

• 1 : 1.5

• 2 : 3

In a class of 10 boys and 14 girls the ratio of girls to boys is

• 10 : 14

• 1 : 2

• 7 : 5

• 5 : 7

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What ratio is equivalent to 3:5 ?

• 30 : 500

• 9 : 15

• 13 : 1 5

• 1 : 2

5 / 7 = ? / 56

• 8

• 4

• 40

• 35

Tags

CCSS.4.NF.A.1

CCSS.3.NF.A.3B

Which ratios are equivalent to 18:21

• 3:7

• 6:7

• 38:42

• 36:42

Tags

CCSS.6.RP.A.3A

The ratio of numbers of girls and boys participating in sports of a school is 4:5. If the number of girls is 153, determine the number of boys participating in the sports.

• 68

• 78

• 85

• 45

Determine the ratio of the following
'30 minutes to 2 hours'

• 30 : 2
• 1 : 4
• 1 : 6
• None of the above

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Which ratio is greater?
3 : 4 or 5 : 6

• 3 : 4
• 5 : 6

Tags

CCSS.6.RP.A.3A

Write 'True' or 'False'

'Ratio is a number with specified unit'

• TRUE
• FALSE

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Which of these ratios is equivalent to 3:4?

• 12:9
• 9:20
• 9:12
• 803:804

Tags

CCSS.6.RP.A.3A