Dock and roll 48kilometers in 4 hours returning upstream or text him 8 hours to complete the trip finest rate in still water and the rate of the current

What is the 12th term of b(n)=-4-2(n-1)

Which is the focus of a parabola with equation y2=4x

Luis has a cooler filled with cans of soda.for every 5 cans of coke there are 3 cans of sprite.if there are 25 cans of coke, how mant cans of sprite are there?