What is the rate per hour of a man who earned 122.40 in 40 hours

Because of your favorite lemonade it is $3.84 for 3 gallons. write this as an unit rate

What is the distance between the points (2 -3) and (-6 4) on the coordinate plane

Student price tickets to a movie are $1 and non student tickets are $2. 350 tickets are sold and the total amount made is $450. how many non student tickets were sold ? a) 100 b) 150 c) 200 d)250