Which ratio correctly compares 12 yd to 20 ft, when the lengths are written using the same units? note: 3 ft = 1 yd

9 : 5
5 : 9
3 : 5
5 : 3

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?