Which is a true conclusion based on the Venn diagram

Aiden drives to school and back each day. the school is 16 miles from his home. he averages 40 miles per hour on his way to school. if his trip takes 1 hour, at approximately what speed does aiden drive home?

Which value of y will make the inequality y< -1 false?

Use the quadratic function to predict f(x) if x equals 8. f(x) = 25x2 − 28x + 585