0.1077
9.2857
9.2857
0.0153
Why on earth would you want to estimate when it is as simple to get the exact answer! (16/7) / (92/7) = (13/7) / (65/7) = (13/7) * (7/65) = 13/65 = 1/5
7.6923
0.0154
42.7385
65 divided from 280 = 0.23214285714285715
0.6311
785
65