Problems on H.C.F and L.C.M
Find the smallest number which when increased by 5 is divisible by 9, 21, 25 and 30.?

1882
3145
2567
2378

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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.

58
55
65
61

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