Basic Computer Knowledge Test Questions and Answers

L.C.M and H.C.F : Aptitude Test

1.

The least number, which when divided by 12, 15, 20 and 54 leaves in each case a remainder of 8 is: 

   A.) 544
   B.) 548
   C.) 504
   D.) 536

Answer: Option 'B'

Required number = (L.C.M. of 12, 15, 20, 54) + 8
= 540 + 8
= 548.

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