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March 31, 2015

March 31, 2015

Posted by **urgent help needed pls** on Thursday, January 19, 2012 at 11:00am.

- maths -
**amper**, Thursday, January 19, 2012 at 11:05amFIRST,look for the unit

L----Litre

leak?L per minute-------L m^-1

that mean

L/ L m^-1

=1/ m^-1

=m

therefore,

ans:

20/(2/3)

=30minutes.

- maths -
**urgent help needed pls**, Thursday, January 19, 2012 at 11:50amyup, that's what i got, thanks for verifying

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