1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760.
10 the numbers that go into 760 are:1, 2,4,5,8,10,19,20,38,40,76,95,152, 190,380,760
152 times.
95 times.
76
7 times with remainder 88.
9 times with a remainder of 40 or 9.5 times
You need to go to a gunsmith
73.5
5 times 35=175
11 times 7
1 and 23.
1 and 59