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Aptitude · Q147

Volume And Surface Area

Competitive Exams · Aptitude · question 147

Q147

Water is flowing at the rate of 5 km/hr through a cylindrical pipe of diameter 14 cm into a rectangular tank which is 50 m long and 44 m wide. Determine the time in which the level of water in the tank will rise by 7 cm :

A.
1 hour
B.
hours
C.
2 hours
Answer
D.
3 hours

Answer: Option C

Solution

Answer: Option C
Solution:
Volume of water flown into the tank :

Volume of water flowing through the pipe in 1 hour :

∴ Required time