Question
√92.10 + √256.30 + 60.78% of (420.90 + 19.36% of
140.25) = ? 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.)Solution
ATQ; √92.10 + √256.30 + 60.78% of (420.90 + 19.36% of 140.25) = ?
√92 + √256 + 61% of (421 + 19% of 140) ~ ?
9 + 16 + 61% of (421 + 27) ~ ?
? ~ 25 + 61% of 448
? ~ 25 + 273
? ~ 298
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