Mrs. Parker is providing lunch at her next staff meeting. She will pay $15.75 for 3 people for each lunch. At this rate, how much will it cost Mrs. Parker to feed 40 people?

An objects motion is described by the equation d= 4sin (pi t) what will the height of the object be at 1.75 seconds?

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

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.