This table shows how many t-shirts of each color Marcus has in his closet. If he chooses a t-shirt without looking, what is the probability that it will be white?

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?