The baseball player A hits the baseball at $v_A=47f\frac{t}{s}$ and ${}_A=54$ from the

horizontal. When the ball is directly overhead of player $B$ he begins to run under it$.$

Part A

Determine the constant speed at which $B$ must run in order to make the catch at the same elevation at which the ball was hit. $($Figure $1)$

Express your answer to three significant figures and include the appropriate units.

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Part B

Determine the distance $d$ in order to make the catch at the same elevation at which the ball was hit.

Express your answer to three significant figures and include the appropriate units.

In FPS$,$ so g$=32\mathrm{.}2$ ft$/$s