Math, asked by shahul9112, 1 year ago

27 metal balls of radius r are melted together to form a big sphere of radius R find R:r

Answers

Answered by ankushp20043d
2

Answer:

729/1

Step-by-step explanation:

Answered by technical0410narwal
0

Answer:

Step-by-step explanation:

vol. of big sphere = vol. of 27 small sphere

4/3pi r cube=27x4/3 pi R cube

cancelling pi and 4/3 from equations we get

r cube =27xRcube

Rcube/rcube= 27/1

Therefore, R/r = 3/1

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