Asked by Ellen
The ratio for red and blue skittles is 3:5. There are 20 more blue skittles. how many red skittles are there?
Answers
Answered by
John
r/b = 3/5
5r = 3b
20 + r = b
5r = 3(20 + r)
5r = 60 + 3r
2r = 60
r = 30
b = 50
ratio is 30/50 or 3/5
5r = 3b
20 + r = b
5r = 3(20 + r)
5r = 60 + 3r
2r = 60
r = 30
b = 50
ratio is 30/50 or 3/5
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