The answer is 16.
12
320/80 = 4
320/2 = 160 times.It goes: 320/2 = 160 times
40 times.
Exactly 64 times
Four times exactly !
36 goes into 320 about 8.89 times or 8 with remainder 32.
320 times with a remainder of 2
Ten times with a remainder of 20
64
11 with remainder 23.