Question

A tap can fill a bucket in 6 hours. After half the bucket is filled, three more similar taps are opened. What is the total time taken to fill the bucket completely?

Answer 1

Answer:

Time is taken by one tap to fill half the bucket = 3 hours

So the part filled 4 taps in one hour = 4 * (1/6) = 2/3 of the bucket.

Therefore, the remaining part is = (1 – 1/2) = 1/2

Proportinally = 2/3 : 1/2 :: 1 : x

=> x = 3/4 hours = 45 minutes. So the total time = 3 hrs 45 minutes.

Answer 2

Answer:

Step-by-step explanation:

3hr 45 min is crct