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29 vote

When 3626 is divided by the square of a number and the answer so obtained is multiplied by 32, the final answer obtained is 2368. What is the number?

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When 3626 is divided by the square of a number and the answer so obtained is multiplied by 32, the final answer obtained is 2368. What is the number?
1). 7
2). 36
3). 49
4). 6


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2 answers

32 vote
Answered by on | Votes 32 |
Solution

Let the number be $x$

Acc to ques,

=> $\frac{3626}{x^2} \times 32 = 2368$

=> $\frac{3626}{x^2} = 74$

=> $x^2 = \frac{3626}{74} = 49$

=> $x = \sqrt{49} = 7$

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0 vote
Answered by on | Votes 0 |
Solution

Let the number be $x$

Acc to ques,

=> $\frac{3626}{x^2} \times 32 = 2368$

=> $\frac{3626}{x^2} = 74$

=> $x^2 = \frac{3626}{74} = 49$

=> $x = \sqrt{49} = 7$




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