PLEASE help me with this multiple part physics word problem.

Question

opalite · Answer

A large ramp with an upward curve is constructed and pumpkins are rolled down the ramp and hurled against a large oak tree located on a farm just outside the city of Cambridge, MA. Last year, the engineering students constructed a ramp which was 20.00m high, at the ground curved up at 30.0 degrees, and ended 3.00m off the ground. The ramp was placed 6.25m from the 250 year old oak. A variety of different pumpkins ranging in masses from 4.25kg to 57.2kg were used. 


Calculate 

a. length of time pumpkin was in the air
b. maximum height of a pumpkin off the ground
c. height on the tree where pumpkin hits
d. why is not important to know the mass?

raffle_snaffle · Answer

Draw a picture then we can analyze together.