গাণিতিক যুক্তি
মোট ১৯৫৮২ টি প্রশ্ন · উত্তর ও ব্যাখ্যাসহ · বিনামূল্যে
১৭২০১–১৭২২০ দেখানো হচ্ছে, মোট ১৯৫৮২ টির মধ্যে
- A fort had provision of 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 person multiplied a number by 3/5 instead of 5/3, What is the percentage error in the calculation? MCQ
- A trader marks his goods at 40% above the cost price and allows a discount of 25%. What is his gain percent? MCQ
- A and B started a business in partnership investing Tk.20,000 and Tk.15,000 respectively. After six months, C joined them with Tk.20,000. What will be B's share in total profit of Tk.25,000 earned at the end of 2 years from the starting of the business? MCQ
- A dealer has 1000 kg salt and he sells a part of it at 8% profit and the rest of it at 18% profit. The overall profit he earns is 14%. What is the quantity which is sold at 18% profit? MCQ
- Time taken by A to finish a piece of work is twice the time taken B and thrice the time taken by C. If all three of them work together, it takes them 2 days to complete the entire work. How much work was done by B alone? MCQ
- A team lost 25% of the matches it played. If it won 15 matches, find the number of matches it played. MCQ
- Hasibul bought an AC for Tk.12160 and paid Tk.340 for transportation. Then he sold it for Tk.12875. Find his profit %. MCQ
- A dealer purchased a washing machine for Tk.7660. He allows a discount of 12% on its marked price and still gains 10%. Find the marked price of the machine. MCQ
- Salaries of Rakib and Rasel are in the ratio 2 : 3. If the salary of each is increased by Tk. 4000, the new ratio becomes 40 : 57. What is Rasel's salary after increased? MCQ
- Arif, Kamal and Shajib invested Tk.8000, Tk.4000 and Tk.8000 respectively in a business. Arif left after six months. If after eight months, there was a gain of Tk.4005, then what will be the share of Kamal in this gain? MCQ
- How much coffee of variety A, costing Tk.5 a kg should be added to 20 kg of Type B coffee at Tk.12 a kg so that the cost of the two coffee variety mixture be worth Tk.7 a kg? MCQ
- A and B can do a work in 8 days, B and C can do the same work in 12 days. A, B and C together can finish it in 6 days. A and C together will do it in- MCQ
- Two students appeared at an examination. One of them secured 9 marks more than the other and his marks was 56% of the sum of their marks. The marks obtained by them are: MCQ
- A vendor bought toffees at 6 for a Taka. How many for a Taka must he sell to gain 20%? MCQ
- A can contains a mixture of two liquids A and B is the ratio 7 : 5. When 9 litres of mixture are drawn off and the can is filled with B, the ratio of A and B becomes 7 : 9. How many litres of liquid A was contained by the can initially? MCQ
- A alone can do a work of Tk. 1200 in 6 days. By engaging an assistant, the work is completed in just 4 days. The share the assistant would receive is - MCQ
- In an army camp there was food for 150 soldiers for 30 days. But after 10 days 50 soldiers left the army. The rest of the food will last for - MCQ
- Working 5 hours a day, A can complete a work in 8 days and working 6 hours a day, B can complete the same work in 10 days. Working 8 hours a day, they can jointly complete the work in - MCQ
- If a quarter kg of potato costs 25 Tk. How much Tk. will 200 gm cost? MCQ