Military: CFAT Practice Test Questions with Answers in PROBLEM SOLVING

Sunday, July 23, 2023

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1. What numbers are missing in the sequence below?

47, 53, 59, 61, ___, 71, 73, 79, 83, ___

a. 63 and 87

b. 67 and 87

c. 67 and 89 --- Ans

d. 65 and 89

Solution:

The sequence above are Prime Numbers.

Prime numbers have exactly two factors, namely 1 and the number itself.

Prime numbers are divisible only by 1 and the number itself.

2. What number is missing in the sequence below?

1, 1, 2, 6, 24, 120, ___

a. 600

b. 720 --- Answer

c. 702

d. 840

Solution:

The numbers above are factorial sequence.

0! = 1

1! = 1

2! = 2*1 = 2

3! = 3*2*1 = 6

4! = 4*3*2*1 = 24

5! = 5*4*3*2*1 = 120

6! = 6*5*4*3*2*1

= 720

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Military