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Three numbers are 25%, 125%, and 250% more than the fourth number. Find the ratio of the three numbers.1. 5 ∶ 9 ∶ 142. 7 ∶ 11 ∶ 163. 10 ∶ 7 ∶ 194. 8 ∶ 17 ∶ 19 |
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Answer» Correct Answer - Option 1 : 5 ∶ 9 ∶ 14 Given: Three numbers are 25% and 125% and 250% Formula used Ratio = first numbers: second numbers: third numbers Calculation Let the fourth number be X And first three number a, b, and c Then according to question, a = 1.25X, b = 2.25X and c = 3.50X a ∶ b ∶ c = 1.25X ∶ 2.25X ∶ 3.50X a ∶ b ∶ c = 5 ∶ 9 ∶ 14 ∴ a ∶ b ∶ c is 5 ∶ 9 ∶ 14 |
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