Question
The least number which when divided by 6, 8, 9 and 12
leave zero remainder in each case and when divided by 13 leaves a remainder of 7 is:Solution
LCM of 6, 8, 9 and 12 = 72 Required number = 72, because it is exactly divisible by 6, 8, 9 and 12 and it leaves remainder 7 when divided by 13.
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