Numerical Reasoning and Data Interpretation Flashcards
6 cards from real OACP practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 Numerical Reasoning and Data Interpretation flashcards as text
A patrol car travels at 60 km/h for 45 minutes. How far does it travel?
Answer: 45 km
45 minutes is 0.75 hours; 60 km/h × 0.75 = 45 km.
A table shows that 120 of 400 incidents last month involved domestic disputes. What percentage of incidents were domestic disputes?
Answer: 30%
120 divided by 400 multiplied by 100 equals 30%.
If an officer earns $52,000 annually and receives a 5% raise, what is the new annual salary?
Answer: $54,600
5% of $52,000 = $2,600; $52,000 + $2,600 = $54,600.
A crime data chart shows incidents rising steadily from January to June, then falling from July to December. The best description of this trend is:
Answer: Seasonal variation peaking mid-year
A rise followed by a fall over the year describes a seasonal pattern with a mid-year peak.
Four suspects each had different amounts of stolen goods valued at $200, $350, $150, and $500. What is the mean value of stolen goods?
Answer: $300
$200 + $350 + $150 + $500 = $1,200; $1,200 ÷ 4 = $300.
A precinct clears 90 of 150 reported cases in a month. What is the case clearance rate?
Answer: 60%
90 divided by 150 multiplied by 100 equals 60%.