DAA DAA Mathematical Reasoning and Arithmetic 2

Question 1

A patrol covers 12 km in 3 hours. What is their average speed in km/h?

Accepted Answer

4 km/h

Answer

Speed = distance ÷ time = 12 ÷ 3 = 4 km/h.

Question 2

A base has 360 personnel. One-third are on leave. How many remain on base?

Accepted Answer

240

Answer

One-third of 360 = 120 are on leave, so 360 − 120 = 240 remain.

Question 3

Equipment costs $4,500 and is discounted by 20%. What is the final price?

Accepted Answer

$3,600

Answer

20% of $4,500 = $900; $4,500 − $900 = $3,600.

Question 4

A rectangular barracks floor is 15 m long and 8 m wide. What is its area?

Accepted Answer

120 m²

Answer

Area = length × width = 15 × 8 = 120 m².

Question 5

A soldier earns $3,200 per month. After a 15% tax deduction, what is their take-home pay?

Accepted Answer

$2,720

Answer

15% of $3,200 = $480; $3,200 − $480 = $2,720.

DAA - Defence Aptitude Assessment Practice Test