CFAT Problem Solving 2

Question 1

A military convoy travels 240 km in 3 hours. What is its average speed?

Accepted Answer

80 km/h

Answer

Average speed = distance ÷ time = 240 ÷ 3 = 80 km/h.

Question 2

A soldier uses 40% of his rations on day 1, then 25% of the remainder on day 2. What percentage of the original rations remains?

Accepted Answer

45%

Answer

After day 1, 60% remains; 60% × 75% = 45% of original.

Question 3

If 3 soldiers can set up camp in 6 hours, how long would 9 soldiers take at the same rate?

Accepted Answer

2 hours

Answer

Total work = 3 × 6 = 18 soldier-hours; 18 ÷ 9 soldiers = 2 hours.

Question 4

A map has a scale of 1:50,000. Two points are 4 cm apart on the map. What is the actual distance?

Accepted Answer

2 km

Answer

4 cm × 50,000 = 200,000 cm = 2,000 m = 2 km.

Question 5

A magazine holds 48 rounds. A soldier fires 1/3 in the morning and 1/4 of the remainder in the afternoon. How many rounds remain?

Accepted Answer

24

Answer

After morning: 48 − 16 = 32; after afternoon: 32 − 8 = 24 rounds remain.

(CFAT) Canadian Forces Aptitude Test Practice Test