Select the correct answer. When two pumps are used, they can

Last updated: 7/21/2022

Select the correct answer. When two pumps are used, they can fill a tank in 60 minutes. When the first pump is used alone, the tank will be filled in 150 minutes. When x represents the time it takes the second pump to fill the tank when used alone, the situation is represented by this equation: 1/150 + 1/x = 1/60 How long would it take the second pump, working alone, to fill the tank? A 75 minutes B. 90 minutes C 100 minutes D. 120 minutes