Problems on H.C.F and L.C.M
A, B and C start at the same time in the same direction to run around a circular stadium. A completes a round in 252 seconds, B in 308 seconds and c in 198 seconds, all starting at the same point. Aft

42 minutes and 36 seconds
46 minutes and 12 seconds
26 minutes and 18 seconds
45 minutes

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Problems on H.C.F and L.C.M
What is the least number of that is exactly divisible by 4, 12, 15, and 18?

150
180
110
60

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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
11
13
14

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