Fourteen boys and 21 girls will be equally divided into groups. find the greatest number of groups that can be created if no one is left out

Sketch one cycle if the cosine function y=2cos2theta

Tom travels between the two mile markers shown and then finds his average speed in miles per hour. select the three equations that represent this situation.

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?