7.15
3003
That is the same as asking 15C10 which is 3003. It is 15! divided by (15-10)!(10!) This is 15x14x13x12x11 divided by 5x4x3x2x1 or divided by 120 or 360360=3003
7
0.0417
620 divided 42 = 14.761904761904763
3 divided by 42 is 0.071428571428
3.5
42
0.4375
42
26
84 divided by 2 is 42