Question

Find the largest number dividing $110,62,92$ and leaving the remainder $5,6$ and $1$ respectively.

Answer 1

$110-5=105$

$62-6=56$

$92-1=91$

$105=7\times 3\times 5$

$56=2\times 2\times 2\times 7$

$91=13\times 7$

gcf of (105, 56, 91) = 7

so the Answer is 7.