SOLUTION: Rudy must play 12 commercials during his 1-hr radio show. Each commercial is either 30 sec or 60 sec long. If the total commercial time during that hour is 10 min, how many commerc
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Question 263017: Rudy must play 12 commercials during his 1-hr radio show. Each commercial is either 30 sec or 60 sec long. If the total commercial time during that hour is 10 min, how many commercials of each type does Rudy play?
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
a+b=12
a/2+b=10
4 30 sec and 8 60 sec
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