Question

Simona's music book includes 50 piano tunes, of which 7 are by Bach, and 18 are by Mozart.

If Simona chooses a tune at random, what is the probability that it is either by Bach or by Mozart?

Answer 1

(7+18)/50

25/50

1/2
...........

Answer 2

You have a fifty percent chance to get either Bach or Mozart.