[Solved] - In the following questions, select the missing number fro - SSC CHSL 15 November 2015 Evening Shift

Instructions

In the following questions, select the missing number from the given responses.

Question 42

Solution

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

Eg :- $$(5\times9)+(4\times8)=45+32=77$$

Similarly, $$(9\times6)+(3\times7)=54+21=75$$

=> Ans - (C)

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