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

A tank was filled with 20L of water. However, there was a hole and 2/3L was leaked out every minute.How long did it take for the tank to become empty?

- maths -
**amper**, Thursday, January 19, 2012 at 11:05am
FIRST,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 11:50am
yup, that's what i got, thanks for verifying

## Answer This Question

## Related Questions

- Maths urgent help needed! - A rectangular tank measures 60cm by 40cm by 30cm. It...
- maths - .A leak in the bottom of a tank can empty the full tank in 4hours.An ...
- college algebra - water from a tank is being used for irrigation while the tank ...
- Maths - A tank, 1.4 m long, 0.8 m wide and 0.5 m deep, is full of water. The ...
- Physics II - A large cylindrical water tank 11.5 m in diameter and 13.5 m tall ...
- maths - here is another.A spherical tank of diameter 3m is filled wit water from...
- Math - a rectangular tank with a square base of side 60 centimeters and a height...
- math - Ben placed a stone in an empty rectangular tank, 50cm long and 40cm wide...
- CALCULUS - Water is draining from a small cylindrical tank into a larger one ...
- Calculus - Water is draining from a small cylindrical tank into a larger one ...

More Related Questions