গাণিতিক যুক্তি
মোট ১৯৫৮২ টি প্রশ্ন · উত্তর ও ব্যাখ্যাসহ · বিনামূল্যে
১৭৫৮১–১৭৬০০ দেখানো হচ্ছে, মোট ১৯৫৮২ টির মধ্যে
- From a group of 7 men and 6 women, five persons are to be selected to form a committee so that atleast 3 men are there on the committee. In how many ways can it be done ? MCQ
- If A and B together can complete a piece of work in 15 days and B alone in 20 days, in how many days can A alone complete the work? MCQ
- While working 7 hours a day, A alone can complete a piece of work in 6 days and B alone in 8 days. In what time would they complete it together, 8 hours a day? MCQ
- A, B, and C completed a work costing Tk 2250. A worked for 6 days, B for 4 days, and C for 9 days. If their daily wages are in the ratio of 5 : 6 : 4, how much will A receive? MCQ
- A is thrice as good a workman as B and so takes 40 days less than B for doing a job. The time in which they can do the job together is - MCQ
- If Rahim can do a piece of work in 12 days and Karim can complete the same work in 24 days. How many days take together to complete the work? MCQ
- If 9 examiners can examine a certain number of answer books in 12 days by working 5 hours a day; for how many hours a day would 4 examiners have to work in order to examine twice the number of answer books in 27 days? MCQ
- If 6 persons working 8 hours a day earn Tk 9600 per week, then 9 persons working 6 hours a day will earn per week? MCQ
- A man completes 2/3 of a job in 12 days. At this rate, how many more days will it take him to finish the MCQ
- A garrison of 400 men had food for 27 days. After 3 days a reinforcement of 200 men arrived. For how many more days will the remaining food last now? MCQ
- A fort had food for 150 men for 45 days. After 10 days, 25 men left the fort. The number of days for which the remaining food will last is - MCQ
- A canteen requires 420 bananas for a week. Totally, how many bananas will it require for the months of January, February, and March in 2024? MCQ
- Some persons can do a piece of work in 24 days. Two times the number of such persons will do half of that work in - MCQ
- 5 mat-weavers can weave 5 mats in 5 days. At the same rate, how many mats would be woven by 10 mat-weavers in 10 days? MCQ
- If a quarter kg of potato costs 20 Tk, how much Tk will 200 gm cost? MCQ
- A and B together can complete a work in 12 days. A alone can complete it in 20 days. If B does the work only for half a day daily, then in how many days A and B together will complete the work? MCQ
- A takes twice as much as B or thrice as much time as C to finish a piece of work. Working together, they can finish the work in 3 days. A can do the work alone in - MCQ
- A, B, and C can complete a piece of work in 8, 12, and 24 days respectively. Working together, they will complete the same work in - MCQ
- A can do a certain job in 12 days. B is 60% more efficient than A. How many days does B alone take to do the same job? MCQ
- A can finish a work in 18 days and B can do the same work in half the time taken by A. Then working together, what part of the same work they can finish in a day? MCQ