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.?

2378
2567
1882
3145

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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
664
864
762

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Problems on H.C.F and L.C.M
The least positive integer which is a perfect square and also divisible by each of 6,12, 18 and 24?

152
144
141
148

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