Subject
Quantitative Aptitude
Topic
Number
The sum of a number and its reciprocal is 1/8 of what is the product of the number and its square root?
The sum of a number and its reciprocal is 1/8 of what is the product of the number and its square root?
ক)
8খ)
27গ)
32ঘ)
None Of thisExplanation
Explanation: Let the number be x. Then, x + 1/x = 34/8 8x2 - 34x + 8 = 0 4x2 - 17x + 4 = 0 (4x - 1)(x - 4) = 0 x = 4 required number = 4 * √4 = 4 * 2 = 8.Related questions
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