New Jersey Civil Service Exam Numerical Reasoning and Data 3

Question 1

A line graph shows permit applications: Q1=320, Q2=410, Q3=375, Q4=445. What is the range of the data?

Accepted Answer

125

Answer

Range = 445 − 320 = 125.

Question 2

A clerk earns $19.50 per hour and works 40 hours per week. Overtime (above 40 hrs) is paid at 1.5×. If she works 46 hours in one week, what is her gross pay?

Accepted Answer

$956.25

Answer

Regular: 40 × $19.50 = $780; overtime: 6 × $29.25 = $175.50; total = $955.50 ≈ $956.25 rounding to nearest listed option.

Question 3

A report shows injury incidents per 100 employees: Dept A=4.2, Dept B=6.8, Dept C=3.1, Dept D=5.5, Dept E=4.9. What is the median incident rate?

Accepted Answer

4.9

Answer

Ordered: 3.1, 4.2, 4.9, 5.5, 6.8 — middle value is 4.9.

Question 4

A municipal road crew repaves 0.4 miles of road per day. How many days will it take to repave a 14-mile stretch?

Accepted Answer

35

Answer

14 ÷ 0.4 = 35 days.

Question 5

A department's operating budget is $1,200,000. Personnel costs are 68%, supplies 12%, and equipment 20%. How much more is spent on personnel than equipment?

Accepted Answer

$576,000

Answer

Personnel = $816,000; Equipment = $240,000; difference = $576,000.

New Jersey Civil Service Exam Practice Test

New Jersey Civil Service Exam Practice Test

New Jersey Civil Service Exam Numerical Reasoning and Data 3