24-03-2017
Mathematics

contestada

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?

Respuesta :

24-03-2017

(7+18)/50

25/50

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

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BenAiken BenAiken

24-03-2017

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

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