Q6. (a) The radius of two cylinders are in the ratio of 2:3 and their heights are
in the ratio of 5:3. Find the ratio of their volumes. (b) Find the edge of a cube, if
volume of cube is equal to the volume of cuboid of dimensions 8mx4mx2m.
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Answer:
(a) 20/27
(b) 4m
Step-by-step explanation:
(a) volume of cylinder = π×r^2×h
=>volume of cylinder-1 / volume of cylinder-2
= π×2×2×5/π×3×3×3
=20/27
(b) volume of cube = volume of cuboid
(a) ^3 = l×b×h
(a) ^3 = 8×4×2
a = 3√64
a = 4
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