Question
What approximate value will come in place of the
question mark (?) in the following question? (Note: You are not expected to calculate the exact value.) 27.91 X 9.01 + 7.92 X 16.01 = ? + 1.94 X 163.12Solution
ATQ,
27.91 X 9.01 + 7.92 X 16.01 = ? + 1.94 X 163.12
28 X 9 + 8 X 16 ~ ? + 2 X 163
252 + 128 ~ ? + 326
380 ~ ? + 326
? ~ 380 - 326
? ~ 54
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