সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন
Three pipes are used to fill a pool with water. Individually they can fill the pool in 9 hours, 6 hours and 3 hours. How many minutes will it take to fill the pool if three pipes are used simultaneously?
Three pipes are used to fill a pool with water. Individually they can fill the pool in 9 hours, 6 hours and 3 hours. How many minutes will it take to fill the pool if three pipes are used simultaneously?
- ক. 54
- খ. 5.64
- গ. 98
- ঘ. 1.63
সঠিক উত্তরঃ 98
এ সম্পর্কিত আরো প্রশ্ন দেখুন
- A, B and C can complete a pice of work in 24, 6 and 12 days respectively. Working together, they will be complete the same work in:
- A cake is put in the oven at 7.20 am. If the cake takes three quarters of an hour to bake, at what time should it be taken out of the oven?
- 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?
- A and B together can paint a wall in 3 days. A can do it alone in 5 days. How many days would it take B to do this job alone?
- Worker W produces n units in 5 hours, workers W & V working independently but at same time produces n units in 2 hours. How long would it take V alone to produce n units?
There are no comments yet.