A well of diameter 3 m and depth 14 m is dug. The earth, taken out of it, has been evenly spread all around it in the shape of a circular ring of width 4 m to form an embankment. Find the height of embankment?
In April 2017, five associate banks and Bharatiya Mahila Bank were merged with the State Bank of India (SBI). What is the approximate Balance sheet size of SBI following the merger?