গাণিতিক যুক্তি
মোট ১৯৫৮২ টি প্রশ্ন · উত্তর ও ব্যাখ্যাসহ · বিনামূল্যে
১০৮১–১১০০ দেখানো হচ্ছে, মোট ১৯৫৮২ টির মধ্যে
- A certain number of men can complete a piece of work in 180 days. If there are 30 men less, it will take 20 days more for the work to be completed. How many men were there originally? MCQ
- A man can walk a certain distance at a uniform speed in 100 days. How long will it take him to cover twice the distance at half the normal speed? MCQ
- If 7 spiders make 7 webs in 7 days, then 1 spider will make 1 web in how many days? MCQ
- 39 persons can repair a road in 12 days, working 5 hours a day. In how many days will 30 persons, working 6 hours a day, complete the work? MCQ
- A certain number of men can finish a piece of work in 100 days. If there were 10 men less, it would take 10 days more for the work to be finished. How many men were there originally? MCQ
- 36 men can complete a piece of work in 18 days. In how many days will 27 men complete the same work? MCQ
- 3 pumps working 8 hours a day, can empty a tank in 2 days. How many hours a day must 4 pumps work to empty the tank in 1 day? MCQ
- Twenty women can do a work in sixteen days. Sixteen men can complete the same work in fifteen days. What is the ratio between the capacity of a man and a woman? MCQ
- If a quarter kg of potato costs 60 paise, how many paise will 200 gm cost? MCQ
- 8 litres are drawn from a cask full of wine and is then filled with water. This operation is performed three more times. The ratio of the quantity of wine now left in cask to that of the water is 16 : 65. How much wine the cask hold originally? MCQ
- A merchant has 1000 kg of sugar part of which he sells at 8% profit and the rest at 18% profit. He gains 14% on the whole. The Quantity sold at 18% profit is- MCQ
- Two numbers are respectively 20% and 50% more than a third number. The ratio of the two numbers is- MCQ
- A, B, C subscribe Tk. 50,000 for a business. A subscribes Tk. 4000 more than B and B Tk. 5000 more than C. Out of a total profit of Tk. 35,000, A receives- MCQ
- A refrigerator is on sale for 20% off the original price. A store-wide sale results in an additional reduction of 25%. What is the total discount based on the original price? MCQ
- The ratio of the number of boys and girls in a college is 7 : 8. If the percentage increase in the number of boys and girls be 20% and 10% respectively, what will be the new ratio? MCQ
- A and B started a partnership business investing some amount in the ratio of 3 : 5. C joined then after six months with an amount equal to that of B. In what proportion should the profit at the end of one year be distributed among A, B and C? MCQ
- Compound interest on a certain sum at the rate of 10% per annum after 2 years is Tk. 4410. Find the simple interest on that sum at the rate of 12% per annum for 5 years. MCQ
- Interest obtained on a sum of Tk. 5000 for 3 years is Tk. 1500. Find the rate percent. MCQ
- The sum of ages of 5 children born at the intervals of 3 years each is 50 years. What is the age of the youngest child? MCQ
- The average of 4 terms is 20 and the 1st term is 1/3 of the remaining terms. What will be the first number? MCQ