12.5
Perform long division to get:
. . .12.5
. ._ _ _
4 ) 50.0
. .- 4
. ._ _ _
. . .10
. . .- 8
. ._ _ _
. . . . 20
. . . - 20
. ._ _ _
. . . . . 0
43.25
4
0.0046
50
0.25
50
8
0.0294
no, 50 can only be divided by 10 5 and 2, 50 divided by 4 is 12.5
12.5
136 divided by 4 show how you do it = 34
0.0185