Question

of 63?
7
What is:
2
of a day (in hours)?
a
aluw
С
of a dozen?
e
2 of an hour (in minutes)?
5
1
Aplicationin roll:
Ilifo​

Answer 1

Answer:

Step-by-step explanation:

4 taps individually fill a cistern of water in 1 hour, 2 hours, 3 hours and 6 hours.

Part of the cistern filled in one hour

=(1+  

2

1

​  

+  

3

1

​  

+  

6

1

​  

)=2

⇒ Twice the capacity is full in 60 min.

Therefore, cistern is full in 30 min.