The machine that fills the containers with yogurt fills 1600 containers per hour. How long will it take the machine to fill 144000 containers?

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  90 hours

Step-by-step explanation:

To find the time, divide the quantity by the rate:

  (144,000 containers)/(1,600 containers/hour) = 90 hours

Step-by-step explanation:

Given the following equation:

We need to solve for "x":

1. Move the fractions to one side of the equation and the x-terms to the other side:

2. Add the like terms.

To add the fractions we must find the Least Common Denominator (LCD):

Then:

3. Finally, divide both sides of the equation by 5: