Mathematics
JAMB 2011
A solid metal cube of side 3 cm is placed in a rectangular tank of dimension 3, 4 and 5 cm. What volume of water can the tank now hold
-
A.
48 cm3
-
B.
33 cm3
-
C.
60 cm3
-
D.
27 cm3
Correct Answer: Option B
Explanation
Volume of cube = L
3
3
3 = 27cm
3
volume of rectangular tank = L x B X h
= 3 x 4 x 5
= 60cm
3
volume of H
2O the tank can now hold
= volume of rectangular tank - volume of cube
= 60 - 27
= 33cm
3
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