Math, asked by mandarnaik56, 2 days ago

pipe A can fill a tank in 30 hours and pipe B in 45 hours .if both pipe are opened in empty tank ,how much time will they take to fill it

Answers

Answered by HiHelpneeded

0

Answer:

18hrs

Step-by-step explanation:

A=X/30

B=X/45

A+B

=1/30 + 1/45

3+2 / 90

=5/90

To Hrs = 18

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