John pours 96 litres of red oil into a rectangular contai...
John pours 96 litres of red oil into a rectangular container with length 220cm and breadth 40cm. Calculate, correct to the nearest cm, the height of the oil in the container
11cm
18cm
21cm
34cm
Correct answer is A
volume of rectangular container = L x B x H
1 litre = 1000cm3
96 litres = 1000cm31litres x 96 litres
volume = 96000cm3
96000 = 220 x 40
96--- = 8800H
H = 960008800
= 10.97cm
= 11cm
Approximate 0.0033780 to 3 significant figures ...
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