Question
The least number which when divided by 9, 12, 15, 18,
and 21 leaves the same remainder 7 in each case, is:Solution
 Given Numbers: 9, 12, 15, 18, 21
 LCM of given numbers = 1260
 Add the remainder (7) to the LCM: 1260 + 7 = 1267
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