Alexander and irene each buy video game. alexander spent $62.40 on his game. irene's spent 3/4 as much as alexander. how much did irene spend on her video game?

Little’s law firm has just one lawyer. customers arrive randomly at an average rate of 6 per 8 hour workday. service times have a mean of 50 minutes and a standard deviation of 20 minutes. how long does a customer spend at little’s law firm on average?

What is the solution to the division problem below x3+x2-11x+4/x+4

Two numbers have a sum of -19. one number is x. what expression represents the other number?