Students
Grades
Government
85
Algebra
75
Calculus
70
Trigonometry
60
History
90
Composition 65
Biology
80
Chemistry
65
Music
75
Literature
65
A.
65 and 70
B.
65 and 72.5
C.
75 and 72.5
D.
75 and 75
19.
From the table above, given that the ten averages are those of ten students instead of 10
classes. What percentage of those students has an average of 80 or more?
A.
33.333%
B.
67%
C.
30%
D.
70%
20.
Mr. Gustav organizes movie night for his coworkers and their families. He purchases a total of 30
tickets including adult and children tickets. He spends $200. If the children’s tickets are half the
price of the adult tickets which are worth $10, how many children are there?
A.
10
B.
20
C.
15
D.
There is not enough information given