গাণিতিক যুক্তি
মোট ১৯৫৮২ টি প্রশ্ন · উত্তর ও ব্যাখ্যাসহ · বিনামূল্যে
১৫৫০১–১৫৫২০ দেখানো হচ্ছে, মোট ১৯৫৮২ টির মধ্যে
- একটি আয়তক্ষেত্রের দৈর্ঘ্য x সে.মি. এবং প্রস্থ (x - 3) সে.মি.। ক্ষেত্রফল 54 বর্গ সে.মি. হলে, x এর মান কত? MCQ
- একটি ট্রাপিজিয়ামের ক্ষেত্রফল 84 বর্গ সে.মি. এবং সমান্তরাল বাহুদ্বয়ের দৈর্ঘ্য যথাক্রমে 18 সে.মি. এবং 10 সে.মি. হলে, ট্রাপিজিয়ামের উচ্চতা কত? MCQ
- 500 grams of salt solution has 20% salt in it. How much salt should be added to make 60% in the solution? MCQ
- The ratio of the present ages of Adib and his father is 3 : 8. The father's age at the time of Adib's birth was 25 years. Find the father's present age. MCQ
- A began a business with Tk. 60000. He was joined afterwards by B with Tk. 45000. For how much period does B join, if the profits at the end of the year are divided in the ratio of 2 : 1? MCQ
- A grocer mixes two types of rice, one costing 40 taka per kg and the other 55 taka per kg. If the mixture is sold at 46 taka per kg, what is the ratio of two types of rice in the mixture? MCQ
- Two numbers are 25% and 40% less than a third number respectively. The ratio of first two numbers is- MCQ
- If A : B = 2 : 5, B : C = 3 : 4, and C : D = 6 : 7 then A : D is equal to- MCQ
- X, Y, and Z are partners in a business. Their investments are in the ratio 1/2 : 1/3 : 1/6 respectively. Y withdraws half of his capital after 4 months. The business runs for 12 months. If the total profit is Tk 9,600, what is Z's share of the profit? MCQ
- If 0.4 : x :: 5 : 8, then x is equal to: MCQ
- The incomes of Ram and Shyam are in the ratio of 4 : 3 and their expenditures are in the ratio of 3 : 2. If each saves Tk. 5000, what is Ram's income? MCQ
- What annual income can be earned by investing Tk. 10800 in 15% stock at 90? MCQ
- The ratio of alcohol and water in a mixture is 4 : 1. The percentage of water in the mixture is: MCQ
- Coffee worth Tk. 200 per kg and Tk. 240 per kg are mixed with a third variety in the ratio 1 : 2 : 2. If the mixture is worth Tk. 260 per kg, the price of the third variety per kg will be: MCQ
- The ratio of expenditure and savings is 3 : 2. If the income increases by 15% and the savings increase by 6%, then by how much percent should his expenditure increase? MCQ
- Two numbers are respectively 25% and 40% more than a third number. The ratio of the two numbers is: MCQ
- The ratio of the present ages of a daughter and her mother is 3 : 7. The mother's age at the time of the daughter's birth was 20 years. Find the mother's present age. MCQ
- Sayed started a software business by investing Tk. 20,000. After 6 months, Rafi joined him with a capital of Tk. 30,000. After 3 years, they earned a profit of Tk. 13,950. What was Sayed's share in the profit? MCQ
- A, B, C started a business investing Tk. 250000, Tk. 300000, and Tk. 350000 respectively. Find the share of B, out of an annual profit of Tk. 187200. MCQ
- In a wallet, there are Tk 500, Tk 200, and Tk 100 notes in the ratio 2 : 5 : 7. The total amount of money in the wallet is Tk 13,500. Find the number of each note respectively. MCQ