How many cubes of side 3 cm are required to build a cube of side 15 cm?
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the side of the small cube = 3cm
side of the big cube = 15cm
number of small cubes required = n
n = (volume of big cube)/(volume of small cube)
= (15 cm)³/(3cm)³
= (15*15*15)/(3*3*3)
= 5*5*5
=125
side of the big cube = 15cm
number of small cubes required = n
n = (volume of big cube)/(volume of small cube)
= (15 cm)³/(3cm)³
= (15*15*15)/(3*3*3)
= 5*5*5
=125
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