A body projected vertically up with a velocity of 20ms^(-1) returns to the ground with a velocity of 18ms^(-1). The maximum height attained by the body is (g=10ms^(-2))

A body projected vertically up with a velocity of 20ms^(-1) returns to

1.	A body projected vertically up with a velocity of 20ms^(-1) returns to the ground with a velocity of 18ms^(-1). The maximum height attained by the body is (g=10ms^(-2))
Answer» 12.1 m 22.5 m 25 m 18.1 m Answer :D