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sqrt(50)xxsqrt(98) is equal to (a) 63...

`sqrt(50)xxsqrt(98)` is equal to (a) 63.75 (b) 65.95 (c) 70 (d) 70.25

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RS AGGARWAL-SQUARE ROOTS AND CUBE ROOTS-All Questions
  1. The value of (sqrt(80)-sqrt(112))/(sqrt(45)-sqrt(63)) is 3/4 (b) 1 ...

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  2. If 3sqrt5+sqrt(125)=17.84then sqrt(80)+6sqrt5=

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  3. sqrt(50)xxsqrt(98) is equal to (a) 63.75 (b) 65.95 (c) 70 (d) 70.25

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  4. Given sqrt(2)=1. 414 . The value of sqrt(8)+2sqrt(32)-3sqrt(128)+4s...

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  5. The approximate value of (3sqrt(12))/(2sqrt(28))-:(2sqrt(21))/(sqrt...

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  6. sqrt(110. 25)xxsqrt(0. 01)-:sqrt(0. 0025)-sqrt(420. 25) equals (a) ...

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  7. sqrt((. 081xx. 484)/(. 0064xx6. 25)) is equal to (a) 0.9 (b) 0.99 (...

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  8. sqrt((0. 204xx42)/(0. 07xx3. 4)) is equal to 1/6 (b) 0. 06 (c) 0.6 ...

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  9. sqrt((0.081xx0.324xx4.624)/(1.5625xx0.0289xx72.9xx64)) is equal to a. ...

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  10. sqrt((9. 5xx. 085)/(. 0017xx. 19)) equals (a) .05 (b) 5 (c) 50 (d) ...

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  11. The value of sqrt(((0. 03)^2+(0. 21)^2+(0. 065)^2)/((0. 003)^2+(0. ...

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  12. The square root of (7+3sqrt(5))(7-3sqrt(5)) is sqrt(5) (b) 2 (c) 4 ...

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  13. (sqrt(3)-1/(sqrt(3)))^2 simplifies to 3/4 (b) 4/(sqrt(3)) (c) 4/3 (...

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  14. If a=0.1039, then the value of sqrt(4a^2-4a+1)+3a is (a) 0.1039 (b) 0....

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  15. The square root of ((0. 75)^3)/(1-0. 75)+[0. 75+(0. 75)^2+1] is (a)...

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  16. If 3a=4b=6c and a+b+c=27sqrt(29), then sqrt(a^2+b^2+c^2) is (a) 3sqrt(...

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  17. The square root of 0. 4 is 0. 6 (b) 0. 7 (c) 0. 8 (d) 0. 9

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  18. Which one of the following numbers has rational square root? A. 0.4 ...

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  19. The value of sqrt(0. 4) is (a) 0.02 (b) 0.2 (c) 0.51 (d) 0.63

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  20. sqrt(0. 2)=? (a) 0.02 (b) 0.2 (c) 0.447 (d) 0.632

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