Asalesman worked on a weekly salary of $180.00 . to this was added a commission of 5% on all sales over $500. it his sales for one week were $750, his total salary for the week was?

Christina can paint 420 square feet in 105 minutes. which unit rate describes the scenario?

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 + 4x + 5 = 0

Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?