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Question
The smallest rational number by which `1/3` should be multiplied so that its decimal expansion terminates with one place of decimal is
Options
`1/10`
`3/10`
3
30
MCQ
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Solution
`3/10`
Explanation;
Hint:
`1/3 xx 3/10 = 1/10`
= `1/(2 xx 5)`
It has terminating decimal expansion.
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Conversion of Terminating Decimals into Rational Numbers
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