Question

answer the question in the above attachment​

Answer 1

SURFACE AREA OF SPHERE=4πR²

=4*22/7*r²

=12.57r²

CSA OF CYLINDER=2πRH

=2*22/7*r*r

=12.57r²

SURFACE AREA OF SPHERE/CSA OF CYLINDER=12.57r²/12.57r²

RATIO=1:1