Foundation
Mathematics Foundation
Surface Area and Volume
Question
A Rectangular wooden block whose dimensions are 15cm long, 12cm. Wide and 6cm high. How many minimum cubes to be made by its block.
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Solution
Let x cube are made by the block. The volume of rectangular wooden block is
= 15 × 12× 6
= 1080 cm3
then 1080 = x × volume of one cube
⇒ 1080 = 2 × 2 × 10 × 27
= 40 × (3)3
So, 40 minimum cube made by its block.
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