Problem 3 An artillery shell is fired with an initial velocity 300.0 𝑚𝑠 at 55.0𝑜 above the horiz

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Problem 3
An artillery shell is fired with an initial velocity 300.0 𝑚𝑠 at
55.0𝑜 above the horizontal. What time it needs to reach its maximum
range? What were 𝒙 and 𝒚 coordinates of the shell at the instant of
time equal to 2/3 of total time of motion? (10 points)
Problem 4
If a pitch were thrown horizontally with a speed of 30.0 𝑚𝑠, how
far would the ball fall vertically by the time it reached home
plate which is 19 𝑚 away? (5 points)