Friday, October 3, 2014

division

If a number is successively divided by 9,11,13 then it leaves a Remainder of 8,9 and 8 respectively.

Find the smallest number that satisfies this condition.




Answer:

9[11(13p + 8) + 9] + 8
= 9[143p + 88 + 9] + 8
= 9[143p + 97] +8
= 1287p + 873 + 8
= 1287p + 881
The smallest value of number = 2168 for p = 1
Check:
2168/9 = 240 (8/9)
240/11 = 21 (9/11)

21/13 = 1 (8/13)

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