Soal SMP · Soal cerita · Kesulitan 2/5

A bag has 5 red balls, 3 green balls, and 2 blue balls. If one ball is drawn at random, what is the probability of getting a red or blue ball?

A.0.7
B.0.5
C.0.3
D.0.2

Kunci jawaban & pembahasan

Jawaban: 0.7

Red + blue = 5 + 2 = 7; total = 10; probability = 7/10 = 0.7.

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