Martina recieved a $80 gift card for a coffee store. she used it in buying some coffee that cost $8.37 per pound. after buying the coffee she had $29.78 left on her card how many pounds of coffee did she buy?

Which situation can be modeled by the inequality 5 + 10w ≥ 45? a. you start with $5 and save $10 a week until you have at least $45. b. you start with 5 baseball cards and purchase 10 cards every week until you have at most 45 cards. c. you start with 5 water bottles and purchases cases of 10 water bottles each until you have a total of 45 water bottles. d. you spend $5 plus $10 per week until you have less than $45.