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Question
A body floats `2/9` of its volume above the surface. What is the ratio of the body submerged volume to its exposed volume? Re-write it as a rational number.
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Solution
Given, volume of body exposed = `2/9`
∴ Volume of body submerged = 1 – Volume of body exposed
= `1 - 2/9`
= `(9 - 2)/9`
= `7/9`
∴ Required ratio = `7/9:2/9`
= `7/9 ÷ 2/9`
= `7/9 xx 9/2`
= `7/2`
= 7 : 2
In rational number = `7/2`
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