Problem:
The table shows some of the results of a survey by radio station KAMC. What percentage of the males surveyed listen to the station?
MaleFemaleTotalListen?58136Don’t Listen26?64Total?96200
Answer Choices:
A. 39
B. 48
C. 52
D. 55
E. 75
Solution:
Because 200−96=104 of those surveyed were male, 104−26=78 of those surveyed are male listeners.
MaleFemaleTotalListen7858136Don’t Listen263864Total10496200
The percentage of males surveyed who listen to KAMC is 10478×100%=75%.
Answer: E.
The problems on this page are the property of the MAA's American Mathematics Competitions