Q. 43 N4.5( 2 Votes )

If g. c. d (a, b) = 8, l.c.m.. (a, b) = 64 and a > b then a = ……..
A. 64

B. 8

C. 16

D. 32

Answer :

We know that g. c. d. (a, b) × l.c.m.. (a, b) = ab


8 × 64 = ab


ab = 512 = 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2


Given, g. c. d (a, b) = 8 = 2 × 2 × 2


So, greatest divisor is 8.


Therefore, one of the number is 8.


Therefore the other number is

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