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
3 divided by 42 is 0.071428571428
42 divided into 126 = 0.3333333333333333
620 divided 42 = 14.761904761904763
3.5
42
26
42
0.4375