Agroup of 55 pupils were asked if they owned a phone or a tablet.
11 people are known to...
Mathematics, 16.10.2019 04:40 alisucaalisuca
Agroup of 55 pupils were asked if they owned a phone or a tablet.
11 people are known to own both
18 said they only owned a tablet
34 said they owned at least a phone
a student is picked a random, what is the probability that the student doesn’t have a phone or tablet? give your answer as a fraction in its simplest form.
select your answer from the list below:
a: 3/63
b: 3/55
c: 11/55
d: 18/55
Answers: 1
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