The ratio for red and blue skittles is 3:5. There are 20 more blue skittles. how many red skittles are there?

Answer 1

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