Numerical Reasoning Random 4

Question 1

A pie chart shows that 72° represents the 'Travel' category. What percentage of the total does Travel represent?

Accepted Answer

20%

Answer

72° out of 360° = 72/360 = 0.20 = 20%.

Question 2

A data set has values: 12, 15, 18, 21, 24. What is the mean?

Accepted Answer

18

Answer

Sum = 90; mean = 90 ÷ 5 = 18.

Question 3

Sales figures (in thousands) for 5 months are: 30, 45, 28, 52, 35. What is the median?

Accepted Answer

35

Answer

Sorted: 28, 30, 35, 45, 52; the middle value is 35.

Question 4

A bar chart shows Company A earned $5.2M and Company B earned $3.9M. Company A's revenue is approximately what percentage MORE than Company B's?

Accepted Answer

33%

Answer

Difference = $1.3M; 1.3/3.9 × 100 ≈ 33%.

Question 5

A line graph shows population grew from 2.0M in 2010 to 2.6M in 2020. What was the average annual growth (in thousands)?

Accepted Answer

60,000

Answer

Growth = 0.6M over 10 years = 60,000 per year.

Numerical Reasoning Practice Test