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Ex 8.3, 2 - Chapter 8 Class 7 Comparing Quantities - Part 4

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Ex 8.3, 2 Convert each part of the ratio to percentage: (d) 1 : 2 : 5 Total parts = 1 + 2 + 5 = 8 1 Percentage = 1/8 × 100% = 1/4 × 50% = 1/2 × 25% = 25/2 % = 12.5% 2 Percentage = 2/8 × 100% = 1/4 × 50% = 1/2 × 25% = 25% 5 Percentage = 5/8 × 100% = 5/4 × 50% = 5/2 × 25% = 125/2 % = 62.5%

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