Question: 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

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

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 = 1/60How long would it take the second pump, working alone, to fill the tank?A 75 minutesB. 90 minutesC 100 minutesD. 120 minutes

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