SOLUTION: In a fish tank, there are 15 goldfish, 6 angelfish, and 18 guppies. If a fish is selected at random, find the probability that it is an angelfish or a guppy.

Algebra ->  Permutations -> SOLUTION: In a fish tank, there are 15 goldfish, 6 angelfish, and 18 guppies. If a fish is selected at random, find the probability that it is an angelfish or a guppy.      Log On


   



Question 1168052: In a fish tank, there are 15 goldfish, 6 angelfish, and 18 guppies. If a fish is selected at random, find the probability that it is an angelfish or a guppy.
Answer by ikleyn(52781) About Me  (Show Source):
You can put this solution on YOUR website!
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    P = %286%2B18%29%2F%2815%2B6%2B18%29.

The formula is self-explanatory.