Question

find the greatest number that will divide 43,91and 183 so as to leave the same remainder in each case

Answer 1

answer is 4.
43/3=10 with reminder 3
91/4=22 with reminder 3
183/4=45with reminder 3.

Answer 2

43/3=10  reminder is 3
91/4=22  reminder is 3
183/4=45 with reminder is 3.
∴answer is 4.