Q133
What part of a ditch, 48 metres long, 16.5 metres board and 4 metres deep can be filled by the earth got by digging a cylindrical tunnel of diameter 4 metres and length 56 metres ?
A.
B.
Answer
C.
D.
Answer: Option B
Solution
Answer: Option B
Solution:
Volume of earth dug :Volume of ditch :
∴ Required fraction :