Question

There are 15 students in our class that like root beer, 23 students that like cola and 8 students that like both root beer and cola. If there are 50 students in our class, what is the probability of choosing a random student such that this student likes only one type of pop?
Question 3 options:
a) 92%
b) 60%
c) 76%
d) 44%

Answer 1

@kropot72

Answer 2

@Mertsj
@aroub
@ZhangYan

Answer 3

The number of students that like one type is 15 + 23 = 38
The required probability is\[\frac{38}{50}\times 100=\]
Can you finish it?

Answer 4

76% and 60% are not the correct solutions.

Answer 5

@Zarkon
@imranmeah91

Answer 6

Just like cola = 15
just like root beer = 7

22/50.100%
= 44%
^^

Answer 7

Thanks!