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.

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

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Problems on H.C.F and L.C.M
Find the HCF of of 0.36, 0.48, 0.72 and 2.4

0.8
0.12
0.4
0.16

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