সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন 
Faruk can complete a task in 20 days. He gets 2 assistants- each of whome can work as fast as he does. If all of them work together for 5 days, what percentage of the task will be complete?
Faruk can complete a task in 20 days. He gets 2 assistants- each of whome can work as fast as he does. If all of them work together for 5 days, what percentage of the task will be complete?
- ক. 40%
- খ. 50%
- গ. 60%
- ঘ. 66.66%
সঠিক উত্তরঃ 50%
এ সম্পর্কিত আরো প্রশ্ন দেখুন
- Faruk can do a work in 12 days and Salam can do the same work in 8 days. If Faruk, Salam and Babu work together, they can complete the work in 4 days. How many days will it take Babu to complete the work alone?
- A contractor employs 60 person for doing a job in 80 days. After 20 days it was found that only one-fifth of work was finished.How many more persons are to be employed to finish the job as per schedule?
- If 8 men can do a job in 12 days, what is the percentage increase in the number of days required to do the job when 2 men are released?
- 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?
- Rumi and Rony can finish a task working together in 12 days. If Rony alone can finish that in 20 days, how many days will Rumi need to finish the task working alone?
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