2. Two pipes are used to fill a water tank. The first pipe can fill a tank in 4 hours alone. The two pipes can fill a tank in 2 hours less time than the second pipe alone. How long will it take the second pipe to fill the tank alone? a. How will you represent the length of the time the second pipe can fill the tank alone? How will you represent the length of the time the two pipes can fill the tank together? b. How will you represent the part of the tank filled by the first pipe alone in one hour? How will you represent the part of the tank filled by the second pipe alone in one hour? How will you represent the part of the tank filled by the two pipes together in one hour?




ANSWER: PASAGOT NAMAN NG AYOS PLS​