Proportions with Ratios

Simplify the ratio 20:36

• 5:9
• 5:6
• 5:8
• 10:18

Simplify the ratio 48:50

• 12:15
• 14:15
• 24:25
• 4:5

Simplify the ratio 96:36

• 24:9
• 9:6
• 18:12
• 8:3

Simplify the ratio 45:72

• 15:18
• 5:9
• 5:8
• 15:19

Of 300 students in the cafeteria, 140 had lunch. Write the ratio of the students in the cafeteria to the students that had lunch.

• 30:14
• 12:7
• 15:7
• 5:2

Simplify the ratio 26:65

• 2:5
• 13:25
• 7:15
• 8:15

 if there are 5 boys for every 7 girls in math class, how many boys are there if there are 35 girls?

• 20
• 25
• 30
• 35

On a map, if one centimetre represents 25 kilometres, how many kilometres does 7 centimetres represent?

• 175
• 185
• 200
• 220

At Intercede Inc., 7 out of 10 people received raises. If they employ 350 people, how many got raises?

• 215
• 225
• 235
• 245

On last week’s maths test Carol had 21 correct out of 25 problems. How many out of 100 would she get correct?

• 42
• 80
• 84
• 92