Two similar spheres made of the same materials have weights of 32 kg and 108 kg respectively. If the radius of the larger sphere is 9 cm, what is the radius of smaller sphere?
সঠিক উত্তর: Option C
larger sphere এর আয়তন = 4/2 π (9)3= 972π ঘন সেমি 108 কেজি এর আয়তন 972π ঘন সেমি 1 ” “ “ 972π/108 “ “ 32 “ “ “ 972π x 32 /108 “ “ &