OTEE Reasoning and Numerical Ability 2

Question 1

What comes next in the series: 3, 7, 13, 21, 31, ?

Accepted Answer

43

Answer

The differences between terms are 4, 6, 8, 10, 12 — increasing by 2 each time, so 31 + 12 = 43.

Question 2

A soldier's monthly salary increased from $2,500 to $3,000. What is the percentage increase?

Accepted Answer

20%

Answer

Percentage increase = (500 / 2500) × 100 = 20%.

Question 3

Brigade is to Army as Company is to:

Accepted Answer

Battalion

Answer

A Brigade is a sub-unit of an Army just as a Company is a sub-unit of a Battalion in the military hierarchy.

Question 4

In a training unit, the ratio of officers to enlisted personnel is 2:9. If there are 44 officers, how many enlisted personnel are there?

Accepted Answer

198

Answer

Each ratio unit equals 44 ÷ 2 = 22, so enlisted personnel = 22 × 9 = 198.

Question 5

A patrol moves 5 km north, then 3 km east, then 5 km south. How far and in which direction is the patrol from its starting point?

Accepted Answer

3 km East

Answer

The 5 km north and 5 km south cancel out, leaving only the 3 km eastward displacement.

(OTEE) Officer Trainee Entrance Exam Practice Test