Question 1

Which of the following interchange of signs would make the equation correct ?
8 × 6 +2 =22

Solution

Expression : 8 × 6 +2 =22

(A) : +,× , 2 and 6

$$\equiv8+2\times6=22$$

L.H.S. = $$8+12=20\neq$$ R.H.S.

(B) : +, ×, 2 and 8

$$\equiv2+6\times8=22$$

L.H.S. = $$2+48=50\neq$$ R.H.S.

(C) : +, ×, 6 and 8

$$\equiv6+8\times2=22$$

L.H.S. = $$6+16=22=$$ R.H.S.

=> Ans - (C)

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Which of the following interchange of signs would make the equation correct ?8 × 6 +2 =22