Question

Select the option that is related to the third number in the same way as the second number is related to first number and the sixth number is related to the fifth number.

67: 40 :: 94 : ? :: 36: 20

A 38 Correct Answer Incorrect Answer
B 30 Correct Answer Incorrect Answer
C 34 Correct Answer Incorrect Answer
D 32 Correct Answer Incorrect Answer

Solution

One is added to odd digit of the first number and one is subtracted from even digit of the first number and then both the digits are multiplied to obtain the second number.   (6 – 1) x (7 + 1) = 5 x 8 = 40 (3 + 1) x (6 – 1) = 4 x 5 = 20 (9 + 1) x (4 – 1) = 10 x 3 = 30

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