hthiess4 hthiess4

04-07-2017
Mathematics

contestada

How many 1-cm-diameter ball bearings can be made using 5.24 cm3 of molten steel?

Respuesta :

budwilkins budwilkins

04-07-2017

D = 1 --> r = 0.5
V=4/3•pi•r^3 = 4/3•3.14•(.5)^3 = 0.52
5.24 / 0.52 = 10.01
So you can make 10 ball bearings out of that amount of steel.

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