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Two whole numbers are such that the cube of first number exceeds the cube of second by 61 and the ratio of the numbers is 5 : 4. What is the value of larger number?1). 32). 43). 54). 6 |
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Answer» According to the QUESTION, ⇒ (5x)3 - (4x)3 = 61 ⇒ 125x3 - 64x3 = 61 ⇒ 61x3 = 61 ⇒x3 = 1 ⇒ x = 1 ∴ Largest number = 5x = 5 × 1 = 5 |
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