Problems on H.C.F and L.C.M
What is the least number, which when divided by 5,6,8,10 and 12 leaves the remainder 2 in each case , but when divided by 13 leaves no remainder ?

962
864
762
664

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

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