14
Three times.
135
135
33 and 3/4 times.
45 x 3 = 135
135 with remainder 3.
20 goes in to 135 two times with a remainder of 15. Written as a fraction, that is 2 15/20. In simplest form, it is 2 3/4.
3 goes into 57 19 times. 3 goes into 138 46 times.
1
3 goes into 10 3.333333 times, or 3 with a remainder of 1.
1, 3, 5, 9, 15, 27, 45, 135
45. (It's also the least common multiple of the two.) Just keep counting by 45's, and each number will be divisible by 3, also: 90, (3 goes into it 30 times) 135, (3 goes into it 45 times) 180, (3 goes into it 60 times) and so on and so on.