Mathematics, 30.11.2020 05:00 jarvinmcgillp3dhni
The probability of a middle school student owning a skateboard is 0.68, of owning a bicycle is 0.72 and of owning both is 0.61. If a middle school student is chosen at random, what is the probability that the middle school student owns a skateboard or a bicycle?
0.21
0.40
0.79
0.81
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