গাণিতিক যুক্তি
মোট ১৯৫৮২ টি প্রশ্ন · উত্তর ও ব্যাখ্যাসহ · বিনামূল্যে
১৬৫০১–১৬৫২০ দেখানো হচ্ছে, মোট ১৯৫৮২ টির মধ্যে
- If 16 men working 7 hours a day can plow a field in 48 days, in how many days will 14 men working 12 hours a day plow the same field? MCQ
- A can do a piece of work in 10 days. B is 50% more efficient than A. In how many days B alone can do the same job? MCQ
- A tower 17.5 m high casts a shadow of 40.25 m. What is the height of the building which casts a shadow 28.75 m long under similar conditions? MCQ
- A can do a job in 30 days. B alone can do the same job in 20 days. If A starts the work and joined by B after 10 days, in how many days the job will be done? MCQ
- One army camp had ration for 560 soldiers for 20 days, 560 soldiers reported for the camp, and after 12 days, 112 soldiers were sent to another camp. For how many days, the remaining soldiers can stay in the camp without getting any new ration? MCQ
- A can do a piece of work in 6 days working 8 hours a day. B can do the same work in 4 days working 6 hours a day. If they work together 8 hours a day, in how many days they will do this work? MCQ
- If I would have been twice as efficient as today, I would have finished work in 12 days. If my efficiency is reduced to one-third of what it is at present, in how many days, I would be able to finish the work? MCQ
- 5 men undertook a piece of work and finished half the work in 18 days if two men drop out, in how many days the remaining work will be completed? MCQ
- Pervez and Sunny can complete a piece of work in 20 and 15 days respectively. They worked together for 6 days, after which Sunny was replaced by Ashu. If the work would be finished in next 4 days, find the number of days in which Ashu alone could complete the work. MCQ
- The ratio of the present ages of Riya and her mother is 3 : 7. The mother’s age at the time of Riya’s birth was 20 years. Find the mother’s present age. MCQ
- Joyanta started a business and he invested in 38000, After some month, Omar came to join with him and invest 28500. The end of the year the total profit was divided among them into ratio form 16 : 8. Find after how many months did Omar join. MCQ
- The perimeter of a rectangle is 64 cm. If the ratio of the lengths of two adjacent sides is 7 : 9, find the lengths of these sides. MCQ
- A 9% stock yields 8%. The market value of the stock is- MCQ
- Sayed started a software business by investing Tk. 20000. After six months, Rafi joined him with a capital of Tk. 30000. After 3 years, they earned a profit of Tk. 13950. What was Sayed’s share in the profit? MCQ
- There are 145 students in the first three standards. The ratio of number of students in the first and the second standards is 2 : 3, while that of students in standards second and third is 4 : 3. Find the number of students in 2nd standard. MCQ
- To produce an annual income of Tk. 1200 from a 12% stock at 90, the amount of stock required is- MCQ
- A, B and C started a business by investing Tk. 250000, Tk. 300000 and Tk. 350000 respectively. Find the share of B, out of an annual profit of Tk. 187200. MCQ
- How many kilograms of sugar costing Tk. 9 per kg must be mixed with 27 kg of sugar costing Tk. 7 per Kg so that there may be a gain of 10% by selling the mixture at Tk. 9.24 per Kg? MCQ
- Which number when added to each of the numbers 24, 32 and 42 would make the sums to be in continued proportion? MCQ
- The capital stock of a company is Tk. 500000 and is divided into 5000 shares of common stock. If the company pays a dividend of Tk. 64000, what amount will Rakib receive for his 50 shares? MCQ