Sound travels 2,250 feet in 2 seconds. how many feet will sound travel in 1 minute?

I'm being volume of cylinder with 13 in. radius and 30 in height answer choices in pic

Find the arc length parameter along the given curve from the point where tequals=0 by evaluating the integral s(t)equals=integral from 0 to t startabsolutevalue bold v left parenthesis tau right parenthesis endabsolutevalue d tau∫0tv(τ) dτ. then find the length of the indicated portion of the curve r(t)equals=1010cosine tcost iplus+1010sine tsint jplus+88t k, where 0less than or equals≤tless than or equals≤startfraction pi over 3 endfraction π 3.

Multiply. write your answer in simplest form. 3/8 x 5/7