Problems on H.C.F and L.C.M
The least positive integer which is a perfect square and also divisible by each of 6,12, 18 and 24?

152
144
148
141

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Problems on H.C.F and L.C.M
Find the greatest number that will divide 147,185 and 251 leaving the remainders 3,5 and 11 respectively.

12
13
14
11

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