Problema Solution
Mrs. Rifkin had 84 oranges. 24 of her oranges were rotten; the rest were either ripe or unripe. There were 18 more ripe oranges than unripe oranges. Find the ratio of the number of ripe oranges to the number of rotten oranges to the number of unripe oranges.
Answer provided by our tutors
Let
x = the number of unripe oranges
x + 18 = the number of ripe oranges
x + (x + 18) + 24 = 84
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click here to see the equation solved for x
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x = 21 unripe oranges
21 + 18 = 39 ripe oranges
The ratio of the number of ripe oranges to the number of rotten oranges to the number of unripe oranges is:
39 : 24 : 21