45
A variable expression for 5 divided by r would be 5/r. In algebra, when a number is divided by a variable, it is represented as the number (in this case, 5) divided by the variable (r). This expression shows the quotient of 5 and r, where r can be any real number except 0 to avoid division by zero error.
one fifth of r
5
18.8
2.8
51.2
0.0042
23.5556
35
0.0122
0.0166
74.7143