# A cilinder has a radius of 5 cm and on top of the cilinder there is a funnel of 25 cm radius. Every hour, 2 liters of water comes in the cilinder. How do you know how high the water is standing in the cilinder in 5 hours ?

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The basis of the cilinder is parallel with the funnel.

The basis of the cilinder is parallel with the funnel.

##### 1 Answer

Jul 5, 2017

#### Answer:

The water will reach a height of 127.33 cm (rounded to 2 decimal places)

#### Explanation:

Recall that the volume of a cylinder is

We know the volume (10 litres after 5 hours), the radius ( 5 cm) and

So