Question
(√780 + 111.98) ÷ 6.95 + 39.95% of 179.98 =
? 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, (√780 + 111.98) ÷ 6.95 + 39.95% of 179.98 = ? (√784 + 112) ÷ 7 + 40% of 180 ~ ? (28 + 112) ÷ 7 + 0.4 × 180 ~ ? ? ~ (20 + 72) ? ~ 92 ? ~ 90
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