Pipe A takes 10 minutes less than pipe B to fill a petrol tank, but takes 10 minutes and 25 seconds more than the two together. Find the time taken by pipe A alone to fill the petrol tank.
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Pipe A takes 10 minutes less than pipe B to fill a petrol tank, but takes 10 minutes and 25 seconds more than the two together. Find the time taken by pipe A alone to fill the petrol tank.