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(1)/(3-sqrt(8))-(1)/(sqrt(8)-sqrt(7))+(1...

`(1)/(3-sqrt(8))-(1)/(sqrt(8)-sqrt(7))+(1)/(sqrt(7)-sqrt(6))-(1)/(sqrt(6)-sqrt(5))+(1)/(sqrt(5)-2)=`

A

5

B

3

C

1

D

0

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The correct Answer is:
A
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UPKAR PUBLICATION -PRACTICE SET 10 -PART - III QUANTATIVE APTITUDE
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  2. The LCM of two numbers is 4 times their HCF. The sum of LCM and HCF is...

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  3. (1)/(3-sqrt(8))-(1)/(sqrt(8)-sqrt(7))+(1)/(sqrt(7)-sqrt(6))-(1)/(sqrt(...

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  4. A and B can do a piece of work in S days. B and C can do it in 24 days...

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  5. A is thrice as good a workman B and therefore is able to finish a job ...

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  6. In measuring the sides of a rectangle, there is an excess of 5% on one...

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  7. An equilateral triangle and a regular hexagon has same perimeter. Find...

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  8. A sphere and a cube have equal surface areas. The ratio of the volu...

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  9. The difference between a discount of 35% and two successive discounts ...

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  10. Ratio between the monthly incomes of A and B is 9 : 8 and the ratio be...

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  11. If x : y = 3 : 4 then the value of ( 5 x - 2y)/( 7 x + 2y) =

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  12. The average of three numbers is 135. The largest number is 195 and the...

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  13. If I purchased 11 hooks of Rs 100 and sold 10 books for Rs 110, the pe...

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  14. A cloth merchant sold half of his cloth at 40% profit, half of re main...

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