Question

5. The ratio of the radii of two right circular
cone is 2 : 3 and their volume are same.
Then the ratio of their respective height
is-
(A) 6:9
(B) 8:7
(C) 10 : 9
(D) 16:9​

Answer 1

Answer:

9:4

Step-by-step explanation:

(1/3)(pi)(r²)h = (1/3)(pi)(R²)H

=> (r²)h = (R²)H

=> 4h = 9H

=> h/H = 9:4