351/2 times
The LCM is 351
1, 3, 9, 13, 27, 39, 117, 351.
351, 702, 1053, 1404, 1755, 2106 +351 . . .
19 of them with a remainder of 9 or 19.5 times
Exactly 39 times
39 will go into 312 8 times
351/3.
3
351. 1053/3 is how you work it out.
10 with remainder 8.
351 divided by 37 equals 9 with a remainder of 18.