At the West Texas Balloon Festival, a hot air balloon is sighted at an altitude of 800 feet. It appears to be
descending at a steady rate of 20 feet per minute.
Spectators wonder how the altitude of the balloon is
changing ing as time passes.
1. Write a function rule (equation) to represent the
relationship between the two variables in this scenario.
(box 1)
2. What do the x values in this equation represent?
(box 2)
3. What do the y values in this equation represent?
(box 2)

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.