A door lock of the type illustrated below has a keypad with 5 buttons, numbered 1 through 5. All 5 buttons must be pressed in the correct sequence before turning the handle -- otherwise, the door remains locked. There is only one correct sequence.

Aline passes through 3,7 and 6,9 what equation represents the line

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.

If the probability of an event happening is 65% then the probability this event does not occur?