In 6 hours a tank is filled. After the tank is half filled, 3 more similar taps are opened. Estimate the total time the tank will take to fill.
A.2 hours 30 mins
B.2 hours 45 mins
C.3 hours 30 mins
D.3 hours 45 mins
Answer:D
In 6 hours a tank is filled. After the tank is half filled, 3 more similar taps are opened. Estimate the total time the tank will take to fill.
A.2 hours 30 mins B.2 hours 45 mins C.3 hours 30 mins D.3 hours 45 mins