SAT Math Practice Question #13375 - SATify | SATify

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SAT Math Practice Question #13375 - SATify | SATify

#13375

statistics

probability

easy

20 sec

A bag contains 20 marbles: 7 red, 5 blue, and 8 green. If one marble is selected at random, what is the probability that it is red?

A.

$\frac{7}{13}$

B.

$\frac{7}{20}$

C.

$\frac{13}{20}$

D.

$\frac{1}{20}$