SOLUTION: Ralph spent 5/9 of an hour mixing paints and 7/9 of an hour painting. How much time in all did Ralph spend on his project?
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Question 7844: Ralph spent 5/9 of an hour mixing paints and 7/9 of an hour painting. How much time in all did Ralph spend on his project?
Answer by bonster(299) (Show Source): You can put this solution on YOUR website!
+
=
=1
=1
There are 60 minutes in an hour. Since we want to know what of an hour is, divide 60 by 3:
=20 min
1 = hour and 20 min
Ralph spends 1 hour and 20 minutes on his project.
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