Numerical Reasoning: Data Interpretation Flashcards

A table shows overtime hours by team in Q3: Alpha=210, Beta=175, Gamma=240, Delta=195. The agency pays $18/hour overtime. What is the total overtime cost for all four teams?

Answer: $14,760

Total hours = 820; 820 × $18 = $14,760.

A chart shows that Department X processed 3,600 requests last year with an average error rate of 2.5%. How many requests were processed without errors?

Answer: 3,510

Errors = 3,600 × 0.025 = 90; error-free = 3,600 − 90 = 3,510.

A bar graph compares training completion rates: Year 1=65%, Year 2=72%, Year 3=80%, Year 4=85%. What is the average annual increase in completion rate across the four years?

Answer: 6.67 pp

Total increase = 85−65 = 20 pp over 3 intervals; 20/3 ≈ 6.67 pp per year.

A pie chart shows service requests by type: IT Support 30%, HR Inquiries 25%, Facilities 20%, Procurement 15%, Other 10%. If total requests = 4,800, how many were Procurement requests?

Answer: 720

4,800 × 0.15 = 720 Procurement requests.

A table shows inventory levels at the start and end of the month: Start=1,250 units, Received=800 units, End=620 units. How many units were consumed or dispatched during the month?

Answer: 1,430

Consumed = 1,250 + 800 − 620 = 1,430 units.

A line graph shows monthly energy consumption (MWh): Jan=120, Feb=115, Mar=108, Apr=102. If the trend of a 6 MWh monthly decrease continues, what will consumption be in June?

Answer: 90 MWh

May = 96, June = 90 MWh following the −6 MWh/month pattern.

A two-column table lists project budgets ($M) and actual spend ($M): Project A: $5.0/$4.6, Project B: $3.2/$3.5, Project C: $7.0/$6.8, Project D: $4.5/$4.9. Which projects exceeded their budget?

Answer: B and D

Project B overspent by $0.3M and Project D overspent by $0.4M.