Concert tickets are $40.00 for 8 tickets. what is the unit rate

If m∠c = 147°, determine m∠e. 147° 57° 33° 180°

Find x & pleassse me !

Sara needs to take a taxi to get to the movies the taxi charges $4.00 for the first mile and then $2.75 for each mile after that if the total charge is $20.50 then how far was sara’s taxi ride to the movie