151 point A golf ball is hit at \( 30 \mathrm{~m} / \mathrm{s} \) at an angle 40 degrees above the ground. What is the vertical component of its initial velocity? \( \vec{v}_{y}=-\frac{\mathrm{m} / \mathrm{s}}{} \) (Enter answer to 2 decimals) LType your answer...

1 (are that the \( x^{\text {th }} \) tor of the gravace is gion by \( 6=\frac{2^{n}}{\pi^{2-1}} \)

\( \lim _ { 1 } ( x + 3 ) = \)

The dining room floor of Mark's house is 13 feet long by 15 feet wide. Mark's wife wants to cover the floor with 6 inch square wood tiles. The tiles are sold in boxes of 36 for \( \$ 38.90 \). What is the minimum number of boxes of tiles needed to cover the floor?

8) Choose the correct answer. Shen is one year older than Chai Yenn, while Chai Yenn is half Li's age. What more do you need to know to figure out their ages?

One of the interpretations states " \( 99 \% \) of the time, the mean IQ's of all seventh-grade girls . . ." Does this interpretation give "confidence?" yes no