Question

find the radius of the cone if the ratio of its volume to curved surface area is 16:9 and ratio of slant height and height is 9:8 find the radius if solid sphere​

Answer 1

Answer:

given that

volume:c.s.a=16:9

i.e,1/3π*r*r*h:πrl=16:9

1/3rh:l=16:9

now substitute, h:l=8:9

hence,r=6