# Answer on Calculus Question for ong

Question #4215

A tank with a base area of 3200cm and a height of 50cm is half filled with water.How many more litres of water must be added so that the water will have a height of 28cm?

Expert's answer

Recall that 1 litre = 1000 cm^3.

Hence to fill the tank up to height 28

cm

one has to add the folowing volume of vater

3200 * (28 - 50/2) =

9600 cm^3

& = 9600 * 0.001

litres

& = 9.6 litres.

Hence to fill the tank up to height 28

cm

one has to add the folowing volume of vater

3200 * (28 - 50/2) =

9600 cm^3

& = 9600 * 0.001

litres

& = 9.6 litres.

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