The managers of an airline analyzed a random sample of flights and found that 48 out of 50 were on time. The airline has 450 flights scheduled for next week. How many flights will be expected to arrive on time?

If you are just building your payment history, how many points from a perfect score will you possibly miss?

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.