Laney pays $0.99 for each song she downloads from the internet. She also has to pay a $5 one time access charge. In total, she paid $24.80 for songs from the internet. How many songs did Laney download?

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?