GRT Aptitude 3

Question 1

Which number best completes the series: 81, 27, 9, 3, __?

Accepted Answer

1

Answer

Each term is divided by 3: 3 ÷ 3 = 1.

Question 2

If a job takes 12 workers 8 days, how many days will 16 workers take to complete the same job?

Accepted Answer

6 days

Answer

Total worker-days = 12 × 8 = 96; days = 96 ÷ 16 = 6.

Question 3

Choose the word that means the opposite of VERBOSE:

Accepted Answer

Concise

Answer

Verbose means using too many words; concise means brief and clear.

Question 4

A bag contains 4 red, 6 blue, and 10 green marbles. What is the probability of drawing a blue marble?

Accepted Answer

3/10

Answer

Probability = 6/20 = 3/10.

Question 5

Find the missing number: 7, 14, 21, __, 35

Accepted Answer

28

Answer

The series increases by 7 each time: 21 + 7 = 28.

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