Question
(168.24 ÷ 23.98) x 19.81 + ? =
176.33 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, (168.24 ÷ 23.98) × 19.81 + ? = 176.33 (168 ÷ 24) × 20 + ? ~ 176 7 × 20 + ? ~ 176 ? ~ 176 – 140 ? ~ 36
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