The function m = 140h, where m is the miles traveled in h,
hours represents the speed of the first Japanese high speed
train. The speed of a high speed train operating today in
China is shown in the table.
Train Rate in China
Hours Miles
1 T 217
2 I 434
3 I 651 -
a) Compare the functions.

If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?

Ineed with number 6 , explain how to get 1978

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.