A roller coaster at a theme park takes fans On an exciting ride. In the first 20 seconds, it carries its passengers up a 30 m hill, Plunges them down 30 meters, and takes them back up a 15 meter rise. How much higher or lower from the start of the ride are they after these 20 seconds?
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ROLLER COASTERS The latest thrill ride at a popular theme park takes roller coaster fans on an exciting ride. In the first 20 seconds, it carries its passengers up a 100-meter hill, plunges them down 72 meters, and quickly takes them back up a 48-meter rise. How much higher or lower from the start of the ride are they after these 20 seconds? whattt is it