The radius of a sphere is 21cm. If s and v represent the curved surface…

Mathematics NECO 2001

The radius of a sphere is 21cm. If s and v represent the curved surface area and volume respectively, what is s : v? (take π = 3.142)

  • 1:03
  • 1:07 checkmark
  • 3:01
  • 3:07
  • 7:01

The correct answer is: B

Explanation

C.S.A = 5,544

Volume = 38,808

S : V =  1 : 07

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