At Al's Athletic Club, the monthly membership fee for a student is \ $ 25$ 2 5dollar sign 25 and the monthly membership fee for an adult is \ $ 40$ 4 0dollar sign 40. If Al's Athletic Club receives\ $ 12 {,} 250$ 1 2 , 2 5 0dollar sign, 12, comma, 250 in membership fees for the month of January, which of the following represents the relationship between the number of student memberships, xxx, and the number of adult memberships, yyy, at Al's Athletic Club for that month?

Asequence of numbers begins with 12 and progresses geometrically. each number is the previous number divided by 2. which value can be used as the common ratio in an explicit formula that represents the sequence? 1/2 2 6 12

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?

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.