A ferris wheel can accommodate 240 people in 40 minute's how many people can ride it in 3 hours

Use the graph of the sine function y=2sinθ shown below

Ann and betty together have $60 ann has $9 more than twice betty’s amount how much money dose each have

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