self Maths Puzzle

the capacity of two hemispherical vessels are 6.4litres and 21.6 litres. The ratio of their inner radii is

Read Solution (Total 1)

Volume of hemisphere ∝ r^3

=> V1 / V2 = ( r1 / r2 )^3
=> 6.4 / 21.6 = (r1 / r2 )^3
=> 64 / 216 = (r1 / r2 )^3
=> r1 / r2 = 4/6 = 2/3
12 years agoHelpfull: Yes(4) No(1)

self Other Question

A,O,B are three points on a line segment and C is a point not lying on AOB
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