On or elimination to solve. 12) Five hats and three scarves cost $99.
While three hats and five scarves cost $85.
Find the cost of one hat and one scarf.

Afootball quarterback has two more chances to throw a touchdown before his team is forced to punt the ball. he misses the receiver on the first throw 25% of the time. when his first throw is incomplete, he misses the receiver on the second throw 15% of the time. what is the probability of not throwing the ball to a receiver on either throw?