February 23, 2017

Homework Help: Precalculus

Posted by Elli on Thursday, December 22, 2011 at 8:41pm.

The Downhill Ski club is organizing a ski trip. Group tickets for the ski trip are priced at $20 for the first 100 skiers and a discount of $5.00 per ticket for each of the skiers over 100.

a) write a formula to find the cost of x skiers.

Answer: c(x)=2000+15(x-100), if x>100

b) How many skiers need to go to bring the price per ticket to $16.00.

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