Advd costs twice as much as a music cd. jack buys 2 dvds and 2 cds and spends $45. determine how much one cd costs, in dollars. [only an alegbraic solution can receive full credit]

Which of the following statements comparing debit cards to credit cards is true? debit cards allow you to draw funds directly from your checking account. debit cards typically offer greater fraud protection than credit cards. debit cards never require a signature to finalize a purchase like credit cards. debit cards charge higher interest rates on purchases than credit cards.

Facial shaving brushes are either bulb-shaped or fan-shaped. an experiment is to be conducted to determine whether the lather thickness is the same for both types of shaving brushes. in previous studies, it was determined that shaving brush size (small, medium, large) is associated with lather thickness, but shaving brush type (wolf whiskers, maggard razors, frank shaving, and so on) is not associated with lather thickness. how could the experiment best be conducted? by blocking on shaving brush size by blocking on shaving brush type by blocking on shaving brush shape by blocking on lather thickness without blocking

Me im timed! gustavo is completing his homework online. when he uses a computer, what converts the information he inputs into instructions that the operating system understands? the keyboard the bios the cpu the application software