SOLUTION: It takes 10 min to fill a bathtub with the tap on full. It takes 15 min to drain the same bathtub. How long will it take to fill the bathtub with the tap on full and the plug pulle

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Question 1097554: It takes 10 min to fill a bathtub with the tap on full. It takes 15 min to drain the same bathtub. How long will it take to fill the bathtub with the tap on full and the plug pulled out after 1 min of running water?
When the tap turned on full, 1 min fills up 1/10 of a bathtub.
When the plug pulled out, 1 min drains out 1/15 of the same bathtub.
With the tap turned on full and the plug pulled out, 1 min fills up 1/10-1/15 = ____ of a bathtub.
How long will it take to fill the bathtub?
Answer by ikleyn(52794) About Me  (Show Source):
You can put this solution on YOUR website!
.
What is your difficulty ?

You are not able to subtract 1%2F15 from 1%2F10 ??


And with it you came to the forum ??