Projectile motion really confused please reply soon

[DJ-Smiles]

Homework Statement

A baseball player leads off the game and hits a long home run. The ball leaves the bat at an angle of 30.0o from the horizontal with a velocity of 40.0 m/s. How far will it travel in the air? [141 m]

Homework Equations

Equations of motion

The Attempt at a Solution

I have tried to figure out the time it takes and i just have no clue every answer i get is different and wrong to the answer please tell me my test is tomorrow and am in dier need of help

 

[DJ-Smiles]

nevermind I have found the answer