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     EduGorilla 
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    150 men are hired to complete a work in 125 days. When they had completed 20% of the work, 100 boys and 50 girls joined them. If boys were 20% as efficient as men and girls were 40% as efficient as men, then in how many less days was the work completed?

    Options :-

    1. 20
    2. 21
    3. 19
    4. 18
    5. None of these
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