Get premium membership and access revision papers with marking schemes, video lessons and live classes.

Processing. Please wait.

A cylindrical water tank has a diameter of 4m and a height of 4.2m. One hundred and twenty litres of water is used daily for domestic purposes and a similar amount for the animals. How many days will the water in the tank last if full to capacity?(take #pi=22/7#)
A. 880
B. 440
C. 220
D. 22