Question
(39.98% of 854.79 – 35.13% of 420.28) ÷ 13.12 ×
135.34 = 400.31 + ? 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, (39.98% of 854.79 – 35.13% of 420.68) ÷ 13.12 × 135.34 = 400.31 + ? ? ~ (40% of 855 – 35% of 420) ÷ 13 × 135 – 400 ? ~ (342 – 147) ÷ 13 × 135 – 400 ? ~ 195 ÷ 13 × 135 – 400 ? ~ 2025 – 400 ? ~ 1625
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