From a standard 52-card deck, how many 9-card hands contain all spades? A hand of 9 spades can be chosen in 715 ways. An electronics store receives a shipment of 20 graphing calculators, 4 that are defective. Four of the calculators are selected to be sent to a local high school (A) How many selections can be made? (B) How many of those selections will contain no defective calculators? (A)selections can be made. (B) selections will contain no defective calculators like