Question 7

The picture below shows a storage tank in which a farmer stores his grain. The tank is made
up of a right cylinder with a hemisphere on top. The perpendicular height of the tank to the
top is 7 500 cm and the radius of the tank is 10 m.

7.1 Calculate the total surface area of the tank. (5)

7.2 Calculate the volume of the tank (5)

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