Q.

Find the LCM and HCF of the integers 510 and 92.

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a

23720 and 7 

b

23350 and 5

c

23460 and 2

d

23450 and 3

answer is C.

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Detailed Solution

The given integers are 510 and 92.
Prime factors of 510 and 92 are as follows.
510=2×3×5×17 92=2×2×23 LCM=2×2×3×5×17×23 LCM=23460 HCF=2 Therefore, LCM and HCF of 510 and 92 are 23460 and 2 respectively.
Hence, option 3 is correct,
 
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