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The least number by which 1470 must b...

The least number by which 1470 must be divided to get a number which is a perfect square, is (a) 5       (b) 6      (c) 15     (d) 30

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RS AGGARWAL-SQUARE ROOTS AND CUBE ROOTS-All Questions
  1. The least number by which 294 must be multiplied to make it a perfe...

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  2. Find the smallest number by which 5808 should be multiplied so that...

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  3. The least number by which 1470 must be divided to get a number whic...

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  4. What is the smallest number to be subtracted from 549162 in order t...

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  5. What is the least number which should be subtracted from 0.000326 t...

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  6. What is the least number to be added to 7700 to make it a perfect s...

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  7. The smallest number to be added to 680621 to make the sum a perfect...

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  8. The greatest four-digit perfect square number is (a) 9000       ...

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  9. The least number of 4 digits which is a perfect square is (a) 10...

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  10. The sum of 18 consecutive natural numbers is a perfect square. What...

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  11. sqrt(2+sqrt3)*sqrt(2+sqrt(2+sqrt3))*sqrt(2+sqrt(2+sqrt(2+sqrt3))) *sqr...

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  12. Given sqrt(5)=2. 2361 , sqrt(3)=1. 7321 , then 1/(sqrt(5)-sqrt(3)) is ...

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  13. 1/(3-sqrt8)-1/(sqrt8-sqrt7)+1/(sqrt7-sqrt6)-1/(sqrt6-sqrt5)+1/(sqrt5-2...

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  14. Determine the value of 1/(sqrt(1)+sqrt(2))+1/(sqrt(2)+sqrt(3))+1/(s...

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  15. The expression 1-1/(1+sqrt(3))+1/(1-sqrt(3)) equals 1-sqrt(3) (b) 1...

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  16. (2+sqrt(2)+1/(2+sqrt(2))+1/(sqrt(2)-2)) simplifies to 2-sqrt(2) (b)...

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  17. What is the value of 1/(sqrt(5)+sqrt(3))+2/(3+sqrt(5))-3/(3+sqrt(3)...

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  18. If sqrt(2)=1. 4142 , the value of 7/((3+sqrt(2))) is (a) 1.5858 ...

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  19. (3sqrt2)/(sqrt6-sqrt3)-(4sqrt3)/(sqrt6-sqrt2)-(6)/(sqrt8-sqrt12)=? a. ...

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  20. (sqrt(7)+sqrt(5))/(sqrt(7)-sqrt(5)) is equal to (a) 1 (b) 2 (c) 6-sqrt...

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