AON Numerical Reasoning 2

Question 1

A project has a budget of $120,000. After spending 35%, how much remains?

Accepted Answer

$78,000

Answer

$120,000 × (1 − 0.35) = $120,000 × 0.65 = $78,000.

Question 2

If the ratio of managers to staff in a company is 2:9 and there are 44 managers, how many staff members are there?

Accepted Answer

198

Answer

44 managers ÷ 2 × 9 = 198 staff members.

Question 3

A car depreciates at 18% per year. If it is currently worth $22,000, what will it be worth after one year?

Accepted Answer

$18,040

Answer

$22,000 × (1 − 0.18) = $22,000 × 0.82 = $18,040.

Question 4

In a survey of 400 employees, 60% prefer remote work, 25% prefer hybrid, and the rest prefer in-office. How many prefer in-office?

Accepted Answer

60

Answer

100% − 60% − 25% = 15%; 400 × 0.15 = 60 employees.

Question 5

A pipe fills a tank in 6 hours; another empties it in 9 hours. If both are open, how long does it take to fill the tank?

Accepted Answer

18 hours

Answer

Net fill rate = 1/6 − 1/9 = 3/18 − 2/18 = 1/18; time = 18 hours.

AON - Assessment Practice Test