Neco Model Questions Vol1 2024 Mathematics Question 1
Practice objective / multiple choice question 1 from the 2024 Neco Model Questions Vol1 Mathematics examination.
A water tank consists of a right circular cylinder of radius \(r\) metres and height \(h\) metres, surmounted by a right circular cone having the same radius \(r\) and the same height \(h\). The total volume of the tank is \(3000\ \text{m}^3\) and the total external surface area (including the base of the cylinder but not the circular junction between the cylinder and the cone) is \(1200\ \text{m}^2\). Find the radius \(r\) of the tank, correct to two decimal places.
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This is Neco Model Questions Vol1 2024 Mathematics Question 1. It is one of the objective questions from the 2024 Neco Model Questions Vol1 Mathematics examination.
Difficulty level: Hard .
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