Question
(1200.11 ÷ 39.79) × (√224.85 + √49.03) + 20% of
479.79 = ? What approximate value will come in place of question (?) in the following given expression? You are not expected to calculate the exact value.Solution
(1200.11 ÷ 39.79) × (√224.85 + √49.03) + 20% of 479.79 = (1200 ÷ 40) × (√225 + √49) + 20% of 480 = 30 × (15 + 7) + 96 = 30 × 22 + 96 = 660 + 96 = 756
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