Question

(k-3)  is the L.C.M of 3, 6, 9. What is the value of k?
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Answer 1

Answer:

L.C.M. of 6, 9, 15 and 18 is 90.

Let required number be 90k + 4, which is multiple of 7.

Least value of k for which (90k + 4) is divisible by 7 is k = 4.

Required number = (90 x 4) + 4 = 364.

Step-by-step explanation:

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Answer 2

the value of k is 21

Step-by-step explanation:

firstly L. C. M of 3,6,9 is 18..

so k-3 =18 so k= 21