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प्रश्न
The breadth of a room is twice its height, one half of its length and the volume of the room is 512cu. m. Find its dimensions.
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उत्तर
We have,
`b= 2h and b =1/2`
`⇒1/2=2h`
`⇒l=4h`
`⇒l = 4h, b= 2h`
Volume `= 512m^3`
`⇒ 4hxx2hxxh = 512 `
`⇒ h^3 = 64`
`So , l = 4 xx h= 16m`
`b= 2xxh=8m`
`and h=4m`
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