r and 5 both make 197
r would be a use of a number that isn't known unless you rearrange the equation
The equation would be 5r = 197 or 5 x r = 197
So you could make r the subject,
And to find it, you could divide 197 by 5
197 / 5 = r
Which then would make r = 39.4
Answer:
25%
Step-by-step explanation:
I think they are 81/90 and 75/90