A sign in front of a roller coaster says "You must be 40 inches tall to ride." What percentage of this height is 34 inches?

What percentage of this height is 54 inches?

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

If its non of them tell me..valerie took a day-trip. she drove from her house for a while and took a coffee break. after her coffee break, she continued driving. after  2  hours of driving after her coffee break, her distance from her house was  210  miles. her average speed during the whole trip was  60  miles per hour. valerie created the equation  y−210=60(x−2)  to represent this situation, where  xx  represents the time in hours from her coffee break and  yy  represents the distance in miles from her house. which graph correctly represents valerie's distance from her house after her coffee break?

Answer asap! urgent! will give brainliest!