SSC CHSL 15 Nov 2015 Shift 2 Paper

In question numbers 40 to 43, select the missing number from the given responses.

Question : 42 of 200

Marks: +1, -0

Solution:

Number in the middle is equal to the sum of product of diagonally opposite numbers.
Eg :-

(5 × 9) + (4 × 8) = 45 + 32 = 77

Similarly,

(9 × 6) + (3 × 7) = 54 + 21 = 75

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