Two trains leave stations 468 kilometers apart at the same time and travel toward each other. One train travels at 85 kilometers per hour while the other travels at 95 kilometers per hour. How long will it take for the two trains to meet? Do not do any rounding.

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.