In a survey of students, 80% were girls and 20% were boys. of the girls surveyed, 40% were wearing sneakers. if a surveyed stude
nts is selected at random, what is the probability the student is a girl wearing sneakers?
1 answer:
Answer:

Step-by-step explanation:
probability of selecting a girl from students is 
probability of girl wearing sneaker from girls is
or 
hence, probability of selecting a girl wearing a sneaker will be,
⇒ probability = probability of delecting a girl from students × probability of girl wearing sneakers from girls
⇒ probability = 
⇒ probability = 
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