সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন 
A man and a boy can finish a job working together for 4 days. The man can work as much as two boys can do. Then in how many days can the man do it alone?
A man and a boy can finish a job working together for 4 days. The man can work as much as two boys can do. Then in how many days can the man do it alone?
- ক. 12
- খ. 23
- গ. 6
- ঘ. 8
সঠিক উত্তরঃ 6
এ সম্পর্কিত আরো প্রশ্ন দেখুন
- If 18 identical machines required 40 days to complete a job, how many fewer days would have been required to do the job if 6 additional machines of the same type had been used from the beginning?
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- If 15 men can reap a field in 35 days, in how many days will 21 men reap the field?
- If n photocopier makes 2 copies in 1/3 second, at the same rate how many copies does it make in 4 minutes?
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