Exactly 62% of the students in your school are under 17 years old. In addition, 4% of the students are over 18. What is the probability that a student chosen at random is
under 17 or over 18?

An astronaut drops a rock into a crater on the moon. the distance, d(t), in meters, the rock travels after t seconds can be modeled by the function d(t)0.82. what is the average speed, in meters per second, of the rock between 5 and 10 seconds after it was dropped?

Find the balance at the end of 4 years if 1000 is deposited at the rate of

Evaluate 8j -k+148j−k+14 when j=0.25j=0.25 and k=1k=1.