Mathematics and Arithmetic Flashcards
6 cards from real DELPOE practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 Mathematics and Arithmetic flashcards as text
An officer patrols a beat that is 4.5 miles long. If the officer walks the beat twice per shift, how many miles does the officer walk per shift?
Answer: 9 miles
4.5 miles × 2 = 9 miles per shift.
A police department has 240 officers. If 15% are assigned to detective work, how many officers work as detectives?
Answer: 36
15% of 240 = 0.15 × 240 = 36 detective officers.
A suspect stole merchandise worth $45.00, $32.50, and $18.75 from three separate stores. What is the total value of the stolen merchandise?
Answer: $96.25
$45.00 + $32.50 + $18.75 = $96.25 total.
Officer Rivera works 8-hour shifts, 5 days per week. How many hours does Officer Rivera work in a 4-week period?
Answer: 160 hours
8 hours × 5 days × 4 weeks = 160 hours.
A crime map shows 12 burglaries in District A and 9 burglaries in District B last month. This month, burglaries in District A decreased by 25%. How many burglaries occurred in District A this month?
Answer: 9
12 × 0.75 = 9 burglaries in District A this month.
A police vehicle travels 336 miles on a full tank of 14 gallons of fuel. What is the vehicle's fuel efficiency in miles per gallon?
Answer: 24 mpg
336 miles ÷ 14 gallons = 24 miles per gallon.