During the 2007 US Tennis Open, Venus Williams’ serve was measured to be a speed of 129 miles per hour. How may seconds did it take her serve to get to the other player (standing 78 feet away)? (recall that there are 5280 feet in one mile).

Asoccer ball manufacturer wants to estimate the mean circumference of soccer balls within 0.1 in

W-16=-12 solve each one step equation plz

The edge of a cube was found to be 30 cm with a possible error in measurement of 0.4 cm. use differentials to estimate the maximum possible error, relative error, and percentage error in computing the volume of the cube and the surface area of the cube. (round your answers to four decimal places.) (a) the volume of the cube maximum possible error cm3 relative error percentage error % (b) the surface area of the cube maximum possible error cm2 relative error percentage error %