I am so confused!!! Please help with these two.
The curren in a stream moves at a speed of 4 mph. A boat travels 5 mi upstream and 13 mi downstream in total time of 2 hr. What is the speed of the boat in still wanter??
here is the second one. I don't even know where to start on this one.
A tablecloth measures 96in by 72in. It is laid on a tabletop with an area of 5040in2, and hangs over the edge by the same amount on all sides. By how many inches does the cloth hang over the edge??