Question
√81.45 + √225.60 + 49.89% of (520.43 + 22.13% of
131.45) = ? 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;
√81.45 + √225.60 + 49.89% of (520.43 + 22.13% of 131.45) = ?
√81 + √226 + 50% of (520 + 22% of 131) ~ ?
9 + 15 + 50% of (520 + 29) ~ ?
? ~ 24 + 50% of 549
? ~ 24 + 274
? ~ 298
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