Acontractor is installing tile trim in a bathroom. the dimensions of the bathroom are 20 feet, 10 feet, 20 feet, and 48 inches. how much tile is needed to complete the job? 50 feet, 54 feet, 60 feet, 98 feet

Aboat has a speed of 9 mph in calm water. it takes the boat 4 hours to travel upstream but only 2 hours to travel the same distance downstream. which equation can be used to find c, the speed of the current? 2(9 – c) = 4(9 + c) 9 + c = 4(9 – c) 9 – c = 2(9 + c) 4(9 – c) = 2(9 + c)