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Logical Reasoning MCQ - Number and Letter Series

41 Find the missing number in the following series.
15, 18, 24, ?, 45

+3, +6, +9, +12

42 Fill in the missing number in the following arrangement based on some principle.

8	6	4
3	?	7
14	16	18

In first row, it is −2; in second row, it is +2, and in third row, it is +2.

43 Find the missing number in the following series.
8, 24, 12, ?, 18, 54

Multiply the first by 3 and divide the number so obtained by 2. This is to be done alternatively for all other numbers

44 What is the number that comes next in the sequence?
12, 20, 100, ?, 8,900, 88,900, 8,88,900

× 10 − 100, × 10 − 100 and so on.

45 Find the missing number in the following series.
28, 33, 31, 36, ?, 39

The pattern is +5, −2, +5, −2, … Hence, the missing term = 36 − 2 = 34

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Question:

In a certain code, ‘jo ka ra’ means ‘go for walk’; ‘ma fo ka’ means ‘do not walk’, and ‘sa ta jo’ means ‘good for you’. What is…

A. ra
B. ka
C. ta
D. jo

Correct answer: A

Explanation:

Hence, the code for ‘go’ is ‘ra’.

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