Exactly 15 times
15 goes into 645 90 times
0.0062 times.
645 divided by 24 equals 26 with a remainder of 21.
16.125 times or 16 with remainder 5.
161 times with a remainder of 1 or 161.25 times
80 and 5/8
322 with remainder 1.
92 with remainder 1.
2 times with a remainder of 8
3.0938 times.
32 times.