Adam really wants to ride the biggest roller coaster at the park. You have to be 4 feet tall to ride it. Adam’s height is 40 inches and he grows 2 inches a year. How many years until he is tall eno…👇

Adam really wants to ride the biggest roller coaster at the park. You have to be 4 feet tall to ride it. Adam’s height is 40 inches and he grows 2 inches a year. How many years until he is tall enough to ride it?