Correct answer only ! andrew earns an allowance of $12 the first week, $17 the next week, $22 the following week, and so on. how much will andrew earn over the course of 10 weeks?

Use the normal approximation to the binomial distribution to answer this question. fifteen percent of all students at a large university are absent on mondays. if a random sample of 12 names is called on a monday, what is the probability that four students are absent?

What is the volume of the sphere shown below with a radius of 3?

Aball is dropped from a height of 10m above the ground. it bounce to 90% of its previous height on each bounce. what is the approximate height that the ball bounce to the fourth bounce?