Accountancy, asked by sjsjs3655, 10 months ago

Two pipes P and Q can fill a tank in 40 minutes and 30 minutes respectively. Both pipes are
opened simultaneously and after 10 minutes pipe Q is closed. In what time after this will thetank get filled up?​

Answers

Answered by sakshisingh27
0

Explanation:

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reference to the attached file

Attachments:
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