Homework Help: math

Posted by alex on Thursday, January 10, 2013 at 12:35am.

admissions to a concerto cost $45. A vendor sells t-shirts for $12. You have $90. What is the maximum number of t-shirts you can buy?

math - Reiny, Thursday, January 10, 2013 at 7:54am
Assuming you also want to go to the concert ...

12n + 45 ≤ 90
12n ≤ 45
n ≤ 3.75

You can only buy 3 t-shirts.

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