John anderson bought a home with a 10.5% adjustable rate mortgage for 30 years. he paid $9.99 monthly per thousand on his original loan. at the end of 5 years he owes the bank $65,000. now that interest rates have gone up to 12.5%, the bank will renew the mortgage at this rate or john can pay $65,000. john decides to renew and will now pay $10.68 monthly per thousand on his loan. you can ignore the small amount of principal that has been paid.

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.