gas mileage is the number of miles you can drive on a gallon of gasoline. A test of a new car results in 400 miles on 20 gallons of gas. How far could you drive on 55 gallons of gas? What is the car’s gas mileage

Ineed with number 17 i don’t get it at alll

1. a right triangle is graphed on a coordinate plane. find the length of the hypotenuse. round your answer to the nearest tenth. 2. use the angle relationship in the figure below to solve for the value of x. assume that lines a and b are parallel and line c is a transversal.

16. you're planning to buy a boat, a motor, and some miscellaneous boating equipment. the boat costs $325, the motor costs $225, and the equipment costs $79. if you've saved $438 toward these purchases, how much more do you need to save? a. $181 b. $281 c. $291 d. $191