A yoga studio offers memberships that cost $48 per month for unlimited classes. The studio also accepts walk-ins, charging $6 per class. If someone
attends enough classes this month, the two options cost the same total
amount. What is that total amount? How many classes is that?

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?