287/14=20.5
It is so very simple and quick to get the answer since - IF you need it - you can use the calculator that comes with your computer. But since you are obviously not able to do so, the answer is 20.5
287 divided 7 = 41
47.8333
410
287
7.9722
7.175
260.9091
22.0769
6.3778
5.5296
41
14.35