Numerical Reasoning Flashcards

A UN field office spent $48,600 on supplies over 9 months. What was the average monthly expenditure?

Answer: $5,400

$48,600 divided by 9 months equals $5,400 per month.

A project budget of $200,000 was allocated with 35% for personnel, 25% for equipment, and the rest for operations. How much is allocated to operations?

Answer: $80,000

100% minus 35% minus 25% leaves 40%; 40% of $200,000 is $80,000.

If a vehicle travels 360 km in 4.5 hours, what is its average speed in km/h?

Answer: 80 km/h

360 divided by 4.5 equals 80 km/h.

A team of 12 staff can complete a task in 15 days. How many days would 9 staff take to complete the same task?

Answer: 20 days

Total work = 12 × 15 = 180 staff-days; 180 divided by 9 equals 20 days.

A country's population grew from 4.2 million to 4.83 million. What was the percentage increase?

Answer: 15%

(4.83 minus 4.2) divided by 4.2, multiplied by 100 equals 15%.

An office has 5 printers: three print at 40 pages/min and two print at 25 pages/min. What is the combined output per minute?

Answer: 170 pages

(3 × 40) + (2 × 25) = 120 + 50 = 170 pages per minute.

What is the next number in the sequence: 3, 6, 12, 24, 48, ___?

Answer: 96

Each term is doubled; 48 × 2 = 96.