সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন
Karim and Babu can build a wooden table in 3 days. Babu can do it alone in 5 days. How many days would it take Karim to do this job alone?
Karim and Babu can build a wooden table in 3 days. Babu can do it alone in 5 days. How many days would it take Karim to do this job alone?
- ক. 0.2
- খ. 7.5
- গ. 5.0
- ঘ. 6.4
সঠিক উত্তরঃ 7.5
এ সম্পর্কিত আরো প্রশ্ন দেখুন
- 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?
- A laborer is paid Tk.20 per hour for an 8-hour day. If he works overtime (above 8 hours) in a single day, he is paid 1.5 times the rate he is paid for regular hours. If the laborer receive Tk.200 for a single day's work. How long did he work on that day?
- After working for a total of 4 hours at temporary job we work told that we had just completed 1/4 of the task. How much longer in hour should it take us to finish the entire job?
- A man works twice as much as his assistant. The man can finish the job in 12 days. Find the number of days in which the man and his assistant can finish the job if they work together?
- If Salam makes a box every 5 minutes and Kalam takes 7 minutes to make a box, what will be the ratio of the number of boxees produced by Salam to the number of boxes produced by Kalam if they work for 5 hours and 50 minutes?
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