SOLUTION: my daughter is having problems solving this question and i have tried but am not sure that i am right.Help me solve this equation: 3/r = 18/20 I got 3 with a remainder of 6

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Question 661787: my daughter is having problems solving this question and i have tried but am not sure that i am right.Help me solve this equation: 3/r = 18/20 I got 3 with a remainder of 6
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
solve this equation: 3/r = 18/20
cross multiply
18r = 60
r = 60/18, reduces to 10/3 or 31%2F3, so you are right