Mathematics and Arithmetic Flashcards
7 cards from real NPOST practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Mathematics and Arithmetic flashcards as text
An evidence bag holds 0.75 lbs and there are 8 bags. What is the total weight?
Answer: 6 lbs
Multiply 0.75 by 8 to get 6 lbs.
A patrol covers 1/4 of its route in 15 minutes. How long to cover the full route at the same pace?
Answer: 60 minutes
If one-quarter takes 15 minutes, the full route takes 15 × 4 = 60 minutes.
What is 150 divided by 6?
Answer: 25
150 ÷ 6 = 25.
A report shows arrests rose from 80 to 100. What is the percentage increase?
Answer: 25%
The increase is 20 out of 80, and 20 ÷ 80 = 25%.
If 5 officers can search a building in 4 hours, how many total officer-hours are used?
Answer: 20
Multiply 5 officers by 4 hours: 5 × 4 = 20 officer-hours.
A clock reads 14:45 in 24-hour time. What is this in standard 12-hour time?
Answer: 2:45 PM
Subtract 12 from 14 to get 2:45 PM.
What is the next number in the sequence 4, 8, 16, 32, ...?
Answer: 64
Each number doubles, so 32 × 2 = 64.