5/5/4/4 = 0.0625
0.05 5/5 = 1 1/4 = 0.25 0.25/5 = 0.05
The question is very poorly phrased.(x/17)/51 = x/867x/(17/51) = 3x
99 divided by 33 = 3
1 divided by x divided by 2 divided by y is 1/(2xy).