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Olympiad-Math
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Class 9
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Everyday Mathematics
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Q)
X can do ¼ of a work in 10 days, Y can do 40% of work in 40 days and Z can do 1/3 of work in 13 days. Who will complete the work first?
( A ) X
( B ) Y
( C ) Z
( D ) None of the above.
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