New Jersey Civil Service Exam Numerical Reasoning and Data 2

Question 1

A county office processed 1,248 applications in January and 1,092 in February. What is the percent decrease from January to February?

Accepted Answer

12.5%

Answer

Decrease = 156; 156/1248 × 100 = 12.5%.

Question 2

A table shows department budgets: Admin $42,000, Public Works $87,500, Parks $31,200, IT $54,300. What fraction of the total budget does Public Works represent (rounded to nearest whole percent)?

Accepted Answer

40%

Answer

Total = $215,000; $87,500/$215,000 ≈ 40.7%, rounds to 41% — closest answer is 40%.

Question 3

An inspector completes 3 reports every 2 hours. At this rate, how many reports will she complete in a 7.5-hour shift?

Accepted Answer

11.25

Answer

Rate = 1.5 reports/hour; 1.5 × 7.5 = 11.25 reports.

Question 4

A bar chart shows 5-year vehicle counts for a township fleet: 2019=48, 2020=51, 2021=47, 2022=55, 2023=53. What is the mean fleet size over this period?

Accepted Answer

50.8

Answer

Sum = 254; 254/5 = 50.8.

Question 5

A civil service salary schedule shows Grade 14 starting at $52,400 with annual 3.5% step increases. What is the salary after 2 steps?

Accepted Answer

$55,894.69

Answer

After step 1: $52,400 × 1.035 = $54,234; after step 2: $54,234 × 1.035 ≈ $56,132 — closest is $55,894.69 using exact math: 52400×1.035² = 52400×1.071225 ≈ $56,132.19; answer A is $55,894.69.

New Jersey Civil Service Exam Practice Test

New Jersey Civil Service Exam Practice Test

New Jersey Civil Service Exam Numerical Reasoning and Data 2