Mackenzie read 64 pages in 8 days. She read the same number of pages each day. How many pages did she read on Tuesday?

56
9
8
7

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?