39 will go into 312 8 times
312÷15 = 20 remainder 12
312 ÷ 35 = 8.91 (8 times with a remainder of 32).
312 times.
0.2692 times.
104 times.
312 times.
64 goes into 312 four times with 56 left over.
6
104
Exactly 52 times
Um 312 is a bit bigger than 9 last time I checked so none?