Acollege has a 30% completion rate, meaning that 30% of all students who start at the college complete their studies. the president of the college sets a goal of increasing this number by 50%. what will the completion rate goal be as a percent.

Which of the following expressions is equal to 2x^2+8

Jimmy can run 3.5 miles in 20 minutes. how far can ne run in one hour and ten minutes?

Aclassroom is made up of 11 boys and 14 girls. the teacher has four main classroom responsibilities that she wants to hand out to four different students (one for each of the four students). if the teacher chooses 4 of the students at random, then what is the probability that the four students chosen to complete the responsibilities will be all boys?