Mathematics, 01.08.2019 12:00 Fangflora3

Of 1000 students, 530 were boys and 180 had bicycles. of those who had bicycles, 30 were girls. what is the probability that a student surveyed was a boy or had a bicycle?

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Of 1000 students, 530 were boys and 180 had bicycles. of those who had bicycles, 30 were girls. what...