Neco 2017 Mathematics Question 25

Practice objective / multiple choice question 25 from the 2017 Neco Mathematics examination.

Neco 2017 Mathematics Objective / Multiple Choice Hard Difficulty
Question 25 NECO • 2017 • MATHEMATICS • objective

A cylindrical tank has a total surface area (including top and bottom) of 5000 cm\(^2\). The tank must hold a volume of at least 20000 cm\(^3\). Find the minimum possible radius \(r\) (in cm) of the tank, rounded to two decimal places.

Answer Options

Correct Answer A. 8.90
B. 8.70
C. 9.45
D. 9.10
Correct Answer
A
Correct Option:
8.90

About This Question

This is Neco 2017 Mathematics Question 25. It is one of the objective questions from the 2017 Neco Mathematics examination.

Difficulty level: Hard .

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