Question
(405.91 ÷ 14.32 + 1979.83 ÷ 54.98 + 194.68) × 111.76
÷ 51.94 = ? 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, (405.91 ÷ 14.32 + 1979.83 ÷ 54.98 + 194.68) × 111.76 ÷ 51.94 = ? ? ~ (406 ÷ 14 + 1980 ÷ 55 + 195) × 112 ÷ 52 ? ~ (29 + 36 + 195) × 112 ÷ 52 ? ~ 260 × (112/52) ? ~ 5 × 112 ? ~ 560
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