Question 43

Which two digits can be interchanged so as to balance the given equation?
186 $$\div$$ 17 + 104 - 12 $$\times$$ 3 = 16

Solution

Given Equation : 186 $$\div$$ 17 + 104 - 12 $$\times$$ 3 = 16

Two digit have been interchanged to balanced the equation.

We will go option wise ,

Option A : 2 and 7

then,

$$186\div12+104-17\times3=16$$

By solving, we get ;

$$68.5\ne\ 16$$

Option B : 8 and 3

$$136\div17+104-12\times8=16$$

$$16=16$$

Hence, Option B is correct.

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Which two digits can be interchanged so as to balance the given equation?186 $$\div$$ 17 + 104 - 12 $$\times$$ 3 = 16