Identify the slope and y-intercept of each linear functions equation

Find two numbers if their sum is 91 and the ratio is 6: 7?

Aprofessional hockey team has noticed that, over the past several seasons, as the number of wins increases, the total number of hot dogs sold at the concession stands increases. the hockey team concludes that winning makes people crave hot dogs. what is wrong with the hockey team's conclusion? a) it does not take into account the attendance during each season. b) it does not take into account the number of hamburgers sold during each season. c) it does not take into account the number of concession stands in the hockey arena. d) it does not take into account the number of seasons the hockey team has been in existence.

Exits on an interstate are numbered consecutively. the distance between exit 12 and exit 13 is 2.7 miles. the distance between exit 13 and exit 14 is 0.9 mile farther than the distance between exit 12 and exit 13. the distance between exit 13 and exit 15 is 6.8 miles farther than the distance between exit 12 and exit 14. the distance between exit 14 and exit 15 is miles.