In the following question, correct the equation by interchanging two numbers.
5 + 3 ÷ 6 × 9 - 2 = 21
Expression : 5 + 3 ÷ 6 × 9 - 2 = 21
(A) : 5 and 9
L.H.S. $$\equiv9+3\div6\times5-2$$
= $$9+2.5-2=9.5\neq$$ R.H.S.
(B) : 3 and 6
L.H.S. $$\equiv5+6\div3\times9-2$$
= $$5+18-2=21=$$ R.H.S.
=> Ans - (B)
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