Stanley Plumb, Bing Cherry, and Walter Mellon decided to form a recording group - The Three Fruits. Not only do they all have wonderful singing voices, but each also plays either guitar or the banjo. If Stanley and Walter can both play the guitar, then so can Bing. If Bing cannot play the guitar, then Walter can; but if Walter plays the banjo, then Stanley does not. Either Stanley or Bing but not both, can play the guitar. Only one of the three can play both the banjo and guitar. Which one?​

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.