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

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Problems on H.C.F and L.C.M
Find the smallest number of two digits which on being divided by 2, 3, 4 and 5 leaves 0, 1, 2 and 3 as remainder respectively.

61
58
65
55

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Problems on H.C.F and L.C.M
What is the greatest number that will divide 99, 147 and 219 leaving the same reminder in each case?

23
25
22
24

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Problems on H.C.F and L.C.M
Find the greatest number which on dividing 1657 and 2037 leaves remainders 6 and 5 respectively.

127
379
445
221

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