Chemistry Biology
Physics
Total
Male
12
14
16
42
Female
16
20
12
48
Total
28
34
28
90
a)
How many people are male OR study Biology OR both?
b)
What is the probability that any person is male OR
studies Biology OR both?
Bc
If 24 people have the flu out of 360 people, how many would have the flu out of 900. choose many ways you could use proportion that david would use to solve this problem
Atotal of 766 tickets were sold for the school play. they were either adult tickets or student tickets. there were 66 more student tickets sold than adult tickets. how many adult tickets were sold?