Police Math Test Police Math Ratios and Proportions 3

Question 1

A 911 dispatch center handles calls and officers in a ratio of 6 calls per officer. If 9 officers are working, how many calls can be covered?

Accepted Answer

54

Answer

6 calls × 9 officers = 54 calls.

Question 2

A floor plan is drawn at 1 cm = 2 meters. A hallway measures 8.5 cm on the plan. How long is the actual hallway?

Accepted Answer

17 meters

Answer

8.5 cm × 2 meters per cm = 17 meters.

Question 3

Stolen vehicles recovered and not recovered are in a ratio of 3 to 7. If 50 vehicles were stolen, how many were recovered?

Accepted Answer

15

Answer

Total parts = 10, so 50 ÷ 10 = 5, and 5 × 3 = 15 recovered.

Question 4

An officer types reports at 90 words per minute. At that rate, how many words can be typed in 7 minutes?

Accepted Answer

630

Answer

90 words × 7 minutes = 630 words.

Question 5

If 5 background checks take 2 hours, how long will 20 background checks take at the same pace?

Accepted Answer

8 hours

Answer

20 is 4 times 5, so 2 hours × 4 = 8 hours.

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