Question
What approximate value should come in place of question
mark in the following question? 24.98% of 639.9 + 35.11% of 299.7 = ?Solution
Approximate: 24.98% ≈ 25%, 639.9 ≈ 640 35.11% ≈ 35%, 299.7 ≈ 300 25% of 640 = (25 × 640) ÷ 100 = (1/4) × 640 = 160 35% of 300 = (35 × 300) ÷ 100 = 105 Required value ≈ 160 + 105 = 265
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