New Jersey Civil Service Exam Numerical Reasoning and Data 5

Question 1

A budget spreadsheet shows that total expenditures must not exceed 95% of revenues. If revenues are $4,600,000, what is the maximum allowable expenditure?

Accepted Answer

$4,370,000

Answer

$4,600,000 × 0.95 = $4,370,000.

Question 2

A frequency table shows complaint types received last month: Noise=47, Parking=83, Trash=29, Zoning=41. What percent of complaints were about parking?

Accepted Answer

41.5%

Answer

Total = 200; 83/200 = 41.5%.

Question 3

A project is estimated to take 6 weeks with a team of 4 workers. If 2 additional workers are added, how long will the project take (assuming linear scaling)?

Accepted Answer

4 weeks

Answer

Total work = 4×6 = 24 worker-weeks; with 6 workers: 24/6 = 4 weeks.

Question 4

An agency spends $6,500 per month on office supplies. The director wants to cut this by 18%. What will the new monthly supply budget be?

Accepted Answer

$5,330

Answer

$6,500 × 0.82 = $5,330.

Question 5

A data set of response times (in minutes) reads: 8, 12, 7, 15, 9, 11, 7. What is the mode?

Accepted Answer

7

Answer

7 appears twice; all other values appear once, so 7 is the mode.

New Jersey Civil Service Exam Practice Test

New Jersey Civil Service Exam Practice Test

New Jersey Civil Service Exam Numerical Reasoning and Data 5