Mathematics
Medium
Question
Water flows a tank 200 x 150m through a rectangular pipe 1.5 x 1.25m at the rate at 20kmph. In what time will be water rises by 2 meters?
A
76 min
B
80min
C
90min
D
96min
✓ Official correct answer
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A
76 min
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B
80min
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C
90min
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D
96min
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