Posted by **kristina ** on Wednesday, June 5, 2013 at 9:40pm.

A conical party hat made out of cardboard has a radius of 4cm and a height of 12cm. When filled with beer, it leaks at the rate of 4cm^3/min. (a)At what rate is the level of the beer failing when the beer is 6cm deep? (b) When is the hat half empty?

## Answer This Question

## Related Questions

- Calculus - Water is leaking out of an inverted conical tank at a rate of 10,000 ...
- calculus - Water is pouring into a conical vessel 15cm deep and having a radius ...
- Calculus - A container in the form of a right circular cone of height 16 cm and ...
- Calculus - Sand pouring from a conveyor belt forms a conical pile the radius of ...
- Math - The height of cylinder is deacrease at 0.3cm/s whereas its radius ...
- Calculus - A spherical balloon a has a diameter 2 m when it is 1500m high . It ...
- maths - how many times greater is the surface area of a right square prism with ...
- mathematics - what is the perimeter of the following numbers: 4cm,2cm,7cm,6cm,...
- Calculus 1 - Water is leaking out of an inverted conical tank at a rate of 9,500...
- Calculus 1 - Water is leaking out of an inverted conical tank at a rate of 12,...

More Related Questions