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Olympiad-Math
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Class 6
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Math
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Percentages
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Q)
Jayaram takes 6 hours to do a job. Rajesh takes 9 hours to do the same job. How long should it take both Jayaram and Rajesh, working together but independently, to do the same job?
( A ) 5.3
( B ) 6.3
( C ) 4.6
( D ) 3.6
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