গাণিতিক যুক্তি
মোট ১৯৫৮২ টি প্রশ্ন · উত্তর ও ব্যাখ্যাসহ · বিনামূল্যে
১৬৮১–১৭০০ দেখানো হচ্ছে, মোট ১৯৫৮২ টির মধ্যে
- Sumi can type 75 pages in 25 minutes. Maria can type 5 pages in 15 minutes. Working together, how many pages can they type in 30 minutes? MCQ
- Running at the same constant rate, 8 identical machines can produce a total of 320 bottles per minute. At this rate, how many bottles could 15 such machines produce in 6 minutes? MCQ
- A is twice as good as workman as B and therefore is able to finish a job in 45 days less than B. Working together, they can do it in- MCQ
- A group of workers can do a piece of work in 24 days. However, as 7 of them were absent, it took them 30 days, to complete the work. How many people actually worked on the job to complete it? MCQ
- If 7 workers can assemble a car in 8 hours, how long would it take 12 workers to assemble the same car? 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
- A and B together complete a piece of work in x days. If A alone completes the work in x + 3 days and B alone completes the piece of work in x + 12 days, what is the value of "x"? MCQ
- Rasel can fill advertising circulars into envelopes at the rate of 45 envelopes per minute and Ali requires a minute and a half to fill the same number of envelopes. Working together, how long will it take Rasel and Ali to fill 300 envelopes? MCQ
- If Arif works alone he will take 20 more hours to complete a task than if he works with Babu to complete the task. If Babu work alone, he will take 5 more hours to complete the task than if he works with Arif to complete the task. What is the ratio of the time taken by Arif to than taken by Babu if each of them works alone to complete the task? MCQ
- Courier charges for packages to a certain destination are Tk. 95 for the first 300 grams and Tk 10 for each additional 100 grams or part thereof. What could be the weight in grams of a package for which the charge is Tk. 165? MCQ
- A can write 100 pages in 25 hours. A and B together can write 210 pages in 30 hours. In what time can B write 42 pages? MCQ
- A man and a boy together can do a certain amount of digging in 28 days. Their speeds in digging are in the ratio of 7 : 4. How many days will the boy take to complete the work if engaged alone? MCQ
- এক ব্যক্তি ৩০ ঘণ্টায় একটি নির্দিষ্ট দূরত্ব অতিক্রম করেন। যাত্রাপথের অর্ধেক দূরত্ব তিনি ২১ কি.মি./ঘণ্টা এবং বাকী অর্ধেক দূরত্ব ২৪ কি.মি./ঘণ্টা গতিতে চলেন। মোট দূরত্ব কত ছিল? MCQ
- নৌকার গতি স্রোতের অনুকূলে ঘণ্টায় ১০ কি.মি. এবং স্রোতের প্রতিকূলে ঘণ্টায় ২ কি.মি.। স্রোতের গতিবেগ কত? MCQ
- যদি ২০ জন লোক একটি কাজের অর্ধেক করতে পারে ৩০ দিনে তবে ঐ একই কাজ ৫০ দিনে করতে অতিরিক্ত কতজন লোক লাগবে? MCQ
- পিতা ও পুত্রের বয়সের সমষ্টি ৮০ বছর। পিতার বয়স পুত্রের বয়সের তিনগুণ হলে, ১০ বছর পর পিতার বয়স কত হবে? MCQ
- If Arif can do a piece of work in 10 days and Rakib can complete the same work in 6 days, in how many days will both of them together can complete it? MCQ
- A and B can make a dam in 3 day's. B alone can make the dam in 6 day's. In how many days A alone can make the dam? MCQ
- A can complete a piece of work in 18 days, B in 20 days and C in 30 days, B and C together start the work and forced to leave after 2 days. The time taken by A alone to complete the remaining work is: MCQ
- 3 men or 5 women can do a work in 12 days. How long will 6 men and 5 women take to finish the work? MCQ