Question

The least number to be subtracted from 4218 so that the resulting number when divided by 13, 17 and 19 will leave in each case reminder 10 is:
(A) 3
(B) 5
(C) 7
(D) 9

Answer 1

13*17*19 = 4199
4199 +10 = 4209
4218 - 4209 = 9
therefore 9 is the ans