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The product of two numbers is 6300 and their HCF is 15. If none of the numbers is less than 30, what is the sum of these two numbers?1. 752. 1003. 1504. 165 |
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Answer» Correct Answer - Option 4 : 165 Calculation: HCF of these number is 15 So, let assume that number is 15x and other number is 15 y According to question ⇒ 15x × 15y = 6300 ⇒ xy = 28 Factors of 28 are 28 × 1 = 28 14 × 2 = 28 7 × 4 = 28 So, Numbers are 15 × 7 = 105 15 × 4 = 60 ∴ Sum of numbers is 105 + 60 = 165 The correct option is 4 i.e. 165 |
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