Topic 5 Review - Ratios and Proportions

• 1 : 6.75

• 4 to 27

Write the ratio in simplest form. Write it in the same form.

75 to 35 

• 7 : 15

• 15 to 7

• YES

• NO

• YES

• NO

• 72

• 2025

• 25

• 81

• 2

• 5

• 20

• 8

• 5

• 15

• 11.25

• 1.25

• 5

• 60

• 8

• 45

There are 18 keys per calculator. Find the number of keys on 11 calculators.

 

• 198 calculators

• 1.6 keys per calculator

• 198 keys

• Not enough info

• $87.45

• $104

• $1.64

• $103.35