During the past school year, there were 640 students and 52 teachers. what is the ratio of students to each teacher rounded to the nearest tenth? a. 3: 4
c. 1: 3
b. 4: 3
d. 3: 1

Three baby penguins and their father were sitting on an iceberg 0.50.50, point, 5 meters above the surface of the water. the father dove down 4.74.74, point, 7 meters from the iceberg into the water to catch dinner for his kids. what is the father penguin's position relative to the surface of the water?

If sin(x) = 0 and cos(x) = 1, what is tan(x)?

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?