The school choir has 84 members. the ratio of girls to boys is 3: 4. how many members are girls?

What is the distance from zero if a quadratic function has a line of symmetry at x=-3 and a zero at 4

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?

In the figure below, m∠r is 60°, and m∠t is 120°. what is m∠q? a. 60° b. 30° c. 120° d. 54