You are looking at a map. Town A is at (4, 8) and town B is at (7, 17). What is the distance between the two towns (round to the nearest tenth)? If the scale used on the map is .5 units = 24 miles, how far apart are the cities in miles?

Really need on these. i have no idea what to do

Which polynomial function has x intercepts -1, 0, and 2 and passes through the point (1, -6)

Atruck can be rented from company a $50 a day plus $0.60 per mile. company b charges $20 a day plus $0.80 per mile to rent the same truck. find the number of miles in a day at which the rental costs for company a and company b are the same