Select a graph for the situation on a trip the gas milage remains constant when traveling between 10 and 20 miles per hour increases until speeds reach 50 miles per hour and then decreases as the speed increases

Andrea went to the store to buy sweater that was on sale for 40% off the original price it was then put on clearance an additional 25% off the sale price she also use a coupon that saved her an additional five dollars and j did not spend more than $7.60 for the sweater what are the possible values for the original price of the sweater?

Plzzz i beg u so much asaaaap ! what is the slope of this line? enter your answer in the box.

Which undefined geometric term is described as a location on a coordinate plane that is designed by an ordered pair (x,y) ?