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Question

The volume of a cube with total surface area 150 cm2 is ______ .


A

125 cm3

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B

155 cm3

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C

150 cm3

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D

250 cm3

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Solution

The correct option is A

125 cm3


Total surface area = 6a2 = 150

Thus, a2 = 25⇒ a = 5

Hence, Volume = (5)3 = 125 cm3


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