SOLUTION: the price p (in dollars) varies directly with the number of admissions to a museum. The museum charges $12 for 15 student admissions. Write a direct variation equation that rela

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Question 1004312: the price p (in dollars) varies directly with the number of admissions to a museum. The museum charges $12 for 15 student admissions. Write a direct variation equation that relates p and a. Then find the total admission price for 30 students.
Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
A direct relation can be written as
p = ka
Then we have to find k, sing the data given...we get
12 = 15k and
k = .8 (or 80 cents per student)
So then, for 30 kids, we have
p = (.8)(30) = $24