(b) If its' owner uses 3 pipes of radius 4cm, with water flowing at a rate of 30cm/s, how long will it take to fill it all up? Give your answer in hours and minutes

Elementary Geometry For College Students, 7e
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ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
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(b) If its' owner uses 3 pipes of radius 4cm, with water flowing at a rate of
30cm/s, how long will it take to fill it all up? Give your answer in hours and
minutes
Transcribed Image Text:(b) If its' owner uses 3 pipes of radius 4cm, with water flowing at a rate of 30cm/s, how long will it take to fill it all up? Give your answer in hours and minutes
An empty cylinder has diameter 10 cm and height of 18 cm.
(a) Find the area of its circular face.
10 cm
18 cm
Diagram not drawn to scale
(b) A litre of water is poured into the cylinder. Work out the height of water in the cylinder.
6. A pool measures 3m by 7m and is 2.4 m deep.
(a) Calculate the capacity – giving your answer in litres.
Transcribed Image Text:An empty cylinder has diameter 10 cm and height of 18 cm. (a) Find the area of its circular face. 10 cm 18 cm Diagram not drawn to scale (b) A litre of water is poured into the cylinder. Work out the height of water in the cylinder. 6. A pool measures 3m by 7m and is 2.4 m deep. (a) Calculate the capacity – giving your answer in litres.
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