(real world example! ) suppose you have 23% of your computer filled with business, 4% filled with lawsuit order, and 39% filled with math documents. what percentage is filling the computer? if you deleted 12% of math documents and added 4% filled with sat documents, what percentage do you have for math documents and percentage altogether (with sat documents.) o_o very

Martha has a deck of cards. she has lost some of the cards, and now the deck only contains nine spades, eleven diamonds, eight clubs, and twelve hearts. martha predicts that whenever she draws a card from the deck without looking, she will draw a club one-fifth of the time. which activity would best allow martha to test her prediction? a. randomly draw a card from the box and see if it is a club. b. randomly draw a card. then, continue to draw another card until all eight clubs are drawn. c. randomly draw and replace a card 120 times. then, observe how close to 30 times a club is drawn. d. randomly draw and replace a card 100 times. then, observe how close to 20 times a club is drawn.