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24 Dec 2014, 08:38
Kudos
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A
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
5%
(low)
Question Stats:
96% (01:29) correct
4%
(02:02)
wrong
based on 171
sessions
History
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Not Attempted Yet
Tough and Tricky questions: Geometry.
Attachment:
2014-12-24_1937.png [ 2.34 KiB | Viewed 7467 times ]
A. 27π meters³
B. 32π meters³
C. 33π meters³
D. 36π meters³
E. 42π meters³
Kudos for a correct solution.
24 Dec 2014, 08:45
Kudos
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The plug releases water from the tank at a rate of π cubic meters/min. Thus in 9 minutes the total water released is 9π cubic meters/min.
So water left = 36 - 9 = 27π cubic meters
Hence A
So water left = 36 - 9 = 27π cubic meters
Hence A
24 Dec 2014, 11:08
Kudos
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==> 36π - 9π = 27π
Am I missing something?
Am I missing something?
