An iron tank with an open top is cylindrical in shape. It has a height of 10 m and radius 7 m. It gets corroded at a rate of 3m2/day. The number of days in which it gets completely corroded is [Take π=227]

An iron tank with an open top is cylindrical in shape. It has a height

1.	An iron tank with an open top is cylindrical in shape. It has a height of 10 m and radius 7 m. It gets corroded at a rate of 3m2/day. The number of days in which it gets completely corroded is [Take π=227]
Answer» An iron tank with an open top is cylindrical in shape. It has a height of $10 m$ and radius $7 m .$ It gets corroded at a rate of $3 m^{2} / d a y .$ The number of days in which it gets completely corroded is [Take $π = \frac{22}{7}$ ]