LASD Mathematics and Numerical Reasoning 2

Question 1

Over 5 days, a station received 32, 45, 28, 51, and 44 calls. What was the average number of daily calls?

Accepted Answer

40

Answer

(32 + 45 + 28 + 51 + 44) ÷ 5 = 200 ÷ 5 = 40 calls per day.

Question 2

The ratio of sworn deputies to civilian staff at a station is 3:1. If there are 24 civilian staff members, how many sworn deputies are there?

Accepted Answer

72

Answer

With a 3:1 ratio and 24 civilian staff, sworn deputies = 3 × 24 = 72.

Question 3

A suspect fled on foot and was captured after traveling 1.2 miles in 12 minutes. What was the suspect's average speed in miles per hour?

Accepted Answer

6 mph

Answer

1.2 miles ÷ (12/60) hours = 1.2 ÷ 0.2 = 6 mph.

Question 4

A department budget was $2,400,000 last year and increased by 15% this year. What is this year's budget?

Accepted Answer

$2,760,000

Answer

$2,400,000 × 1.15 = $2,760,000 for this year's budget.

Question 5

A deputy's shift starts at 10:45 PM and lasts 8 hours and 30 minutes. What time does the shift end?

Accepted Answer

7:15 AM

Answer

10:45 PM + 8 hours = 6:45 AM; 6:45 AM + 30 minutes = 7:15 AM.

LASD - Los Angeles Sheriff Department Practice Test