PLEASE I NEED HELP

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.

Reinel saves 30% of every pay check. his paycheck last week was 560$. how much did reniel save last week?

The average length of a king cobra is 3.7 m. the record length is 1.88 m longer than the average. how long is the record holder?