a dance instructor earned $75 for teaching three classes The instructor receives a 10% raise enter how much the instructor earns in dollars per class after the raise

Trish receives $450 on the first of each month. josh receives $450 on the last day of each month. both trish and josh will receive payments for next four years. at a discount rate of 9.5 percent, what is the difference in the present value of these two sets of payments?

What are the coordinates of the point that is 1/3 of the way from a to b? a (2,-3) b (2,6)

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500