Chosen C
2.1 What is the sum of digits of the least number, which when divided by 15.18 and 42 leaves the same remainder 8 in each
11 case and is also divisible by 13?
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15 = 3 x 5
18 = 2 x 3 x 3
24 = 2 x 2 x 2 x 3
LCM = 2x2x2x3x3x5 = 360
So number required is 368
368/13 = 28.31 So this is not advisable by 13.
360 × 2 = 720+8 = 728
728 ÷ 13 = 56
Correct number is 728
Sum of these digits is 17
Ans = 17
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