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Job Solution Combined Bank (সমন্বিত ব্যাংক) Officer (Cash) -Sonali Bank | BD Development | BD Krishi Bank - 12.10.2018 গণিত
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If A and B together can complete a work in 18 days, A and C together in 12 day and B and C together in 9 days, then B alone can do the work in -

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