A rectangular tank 10 inch by 8 inch by 4 inch is filled with water. If all of the water is to be transferred to cube-shaped tanks, each one 3 inches on a side, how many of these smaller tanks are needed?
A. 9
B. 12
C. 16
D. 21
E. None of these
সঠিক উত্তরঃ
B.
12
Explanation:
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