Police Math Test Police Math Ratios and Proportions 4

Question 1

A precinct budgets equipment to officers in a ratio of $750 per officer. For 40 officers, what is the total equipment budget?

Accepted Answer

$30,000

Answer

$750 × 40 = $30,000.

Question 2

Arrests and citations are issued in a ratio of 1 to 6. If a unit issues 84 citations, how many arrests were made?

Accepted Answer

14

Answer

84 ÷ 6 = 14 arrests.

Question 3

A blueprint scale is 1 inch = 8 feet. A room measures 4.25 inches wide. What is its real width?

Accepted Answer

34 feet

Answer

4.25 inches × 8 feet = 34 feet.

Question 4

If 3 K-9 units search a building in 45 minutes, how long would 5 units take at the same combined rate per unit-area?

Accepted Answer

27 minutes

Answer

Total work = 3 × 45 = 135 unit-minutes, so 135 ÷ 5 = 27 minutes.

Question 5

A surveillance team logs 2 incidents for every 5 hours of watch. Over a 35-hour week, how many incidents are expected?

Accepted Answer

14

Answer

35 ÷ 5 = 7, and 7 × 2 = 14 incidents.

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