Bob can row 9 mph in still water. The total time to travel downstream and return upstream to the starting point is 3 hours. If the total distance downstream and back is 24 miles, determine the speed of the river (current speed). Current Speed =

After two years, how much has been paid into interest?

Abby is preparing fruit punch for her party. she starts with a bowl filled with liquid that has 1/2 fruit juice and 1/2 sprite, but she decides it's too fruity. so she pours out 1/4 of the liquid, and then fills the bowl up again with sprite. what fraction of the punch is now sprite?

Aprojectile is thrown upward so that its distance above the ground after t seconds is given by the function h(t) = -16t2 + 704t. after how many seconds does the projectile take to reach its maximum height?