1.An inverted right circular cone has a radius of 9 cm. This cone is partly filled with oil which is dipping from a hole in the tip at a rate of 1cm3/hour. Currently the level of oil 3 cm from top and surface area is 36π cm2. How long will it take the cone to be completely empty?
- 216π hours
- 1 hour
- 3 hours
- 36π hours
Once again, we can compute 2013 numbers using actual 2012 numbers and 2013 growth rates by division.Share of Pharma is 22%