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The L.C.M. of 3/4,6/7,9/8 is (a) 3 (b) 6...

The L.C.M. of `3/4,6/7,9/8` is (a) 3 (b) 6 (c) 9 (d) 18

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Reciprocal of 6/9 is (a) 6/9 (b) 8/6 (c) 9/6 (d) 7/6

(A) 7 (B) 8 (C) 6 (D) 9

Find the L.C.M. of 6 and 9.

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The solution of the equation 3/4 (x-1)=x-3 is: (a) x=8 (b) x=9 (c) x=7 (d) x=6

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RS AGGARWAL-HCF AND LCM OF NUMBERS-All Questions
  1. The L.C.M. of 1/3,5/6,2/9,4/(27) is 1/(54) (b) (10)/(27) (c) (20)/3...

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  2. The L.C.M. of 2/3,3/5,4/7,9/(13) is (a) 36 (b) 1/(36) (c) 1/(1365) ...

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  3. The L.C.M. of 3/4,6/7,9/8 is (a) 3 (b) 6 (c) 9 (d) 18

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  4. The H.C.F. of 1.75, 5.6 and 7 is (a) 0.07       (b) 0.7       (c...

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  5. The G.C.D. of 1.08, 0.36 and 0.9 is (a) 0.03     (b) 0.9      (c...

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  6. The H.C.F. of 0.54, 1.8 and 7.2 is (a) 1.8       (b) 0.18       ...

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  7. The L.C.M. of 3, 2.7 and 0.09 is (a) 2.7       (b) 0.27       (c...

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  8. If A ,\ B and C are three numbers, such that the L.C.M. of A and B ...

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  9. H.C.F. of 3240, 3600 and a third number is 36 and their L.C.M. is 2^4x...

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  10. Three numbers are in the ratio 1 : 2 : 3 and their H.C.F. is 12....

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  11. The ratio of two numbers is 3:4 and their HCF is 4. Their LCM is 12...

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  12. The sum of two numbers is 216 and their H.C.F. is 27. The numbers are ...

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  13. The sum of two numbers is 528 and their H.C.F. is 33. The number of...

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  14. The number of number-pairs lying between 40 and 100 with their H.C.F. ...

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  15. The H.C.F. of two numbers is 12 and their difference is 12. The num...

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  16. The product of two numbers is 4107. If the H.C.F. of these numbers ...

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  17. The product of two numbers is 2028 and their H.C.F. is 13. The numb...

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  18. Three numbers which are co-prime to each other are such that the pr...

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  19. The ratio of two numbers is 13 : 15 and their L.C.M. is 39780. T...

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  20. Three numbers are in the ratio of 3 : 4 : 5 and their L.C.M. is ...

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