For the problem in the box below, enter the requested information:

It takes 8 minutes to fill Amanda's bath tub, and 10 minutes to drain it.
How long would it take to fill the tub if the drain were left
open? 

Using English only, enter a definition for a variable "x": 
Let x = 
Using information in the boxed problem (above) and/or the variable "x"
which you defined above, fill in (for 3 points) the table below:


Using decimal numbers, write an equation in variable "x" which translates the boxed problem above:

Enter (in the answer box, right) the time it takes to fill Amanda's tub
when both the filling tap and the drain are open:
