Chad buys a Twitch prime membership so he can watch people streaming game play. The annual fee is $40. Chad really likes Crafter Steve's stream of Final Fantasy, so he subscribes to his channel for $10 each month.
If t = 10m + 40 models this scenario,
t = total cost;
m = number of months;

A. The total cost will increase by $40 for every 10 months pass

B. the total cost will increase by $10 for every 40 months that pass

C. the total cost will increase by $10 for every month that passes

D. the total cost will increase by $40 for every month that passes

An advertising firm has an old computer that can prepare a whole mailing in 6 hours. with the of newer model the job is complete in 2 hours. how long would it take the newer model to do the job alone?

Nick has box brads. he uses 4 brads for the first project. nick let’s b represent the original number of brads and finds that for the second project, the number of brads he uses is 8 more than half the difference of b and 4. write an expression to represent the number of brads he uses for the second project.

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.