যদি '+' মানে 'x','-' মানে '+', 'x' মানে '÷' এবং '÷' মানে '-' হয়, তাহলে মান নির্ণয় করুন; \(6-9+8\times3\div20=......\)
A. 6
B. 10
C. 2
D. 12
সঠিক উত্তরঃ
D.
12
Explanation:
Related Questions (Any University/Year)
- A pump can fill a trunk with water in 2 hours. Because of a leak, it took 2 and 1/3 hours to fill the tank. The leak can drain all water of the tank in.
- The sides of two differ by 2 cm and their volumes differ by 152 cm^3. What is the length of the side of the smaller one?
- চারটি মেশিন একই গতিতে একসাথে কাজ করে ৬ দিনে - x টি কলম উৎপাদন করতে পারে। ঐ একই গতিতে ৪ দিনে ৩x টি কলম উৎপাদন করতে কতটি মেশিনের কাজ করতে হবে?
- A bus use one gallon of petrol to travel 15 km. After a tune- up ,the bus travels 15% farther on one gallon .How many gallon of petrol will it take or the bus to travel 150km after tune up?
- How much will it cost to fence a field that is 12 feet long and 42 feet wide with fence that costs tk 10 a yard?
- Laila invested Tk. 10,000 in a new mutual fund account exactly three years ago. The value of the account increased by 10 percent during the first year, increased by 5 percent during the second year, and decreased by 10 percent during the third year. What is the value of the account today?
- A nut mixture consists of peanuts, pistachios, and macadamia nuts in the ratio 5:3:2, respectively, by weight. What amount of pistachios will be in 40 pounds of the mixture?
- ৫ টা মেশিন ৫ মিনিট কাজ করে যদি ৫ টা যন্ত্রাংশ তৈরি করতে পারে, তাহলে ১০০ টা মেশিনের ১০০ টা যন্ত্রাংশ তৈরি করতে কত সময় লাগবে?
- A motorist travels x miles in y hours and z minutes. What is his average speed in miles per hour?
- The present ratio of students to teachers at a certain school is 30 to 1. If the student enrollment were to increase by 50 students and the number of teachers were to increase by 5, the ratio of students to teachers would then be 25 to 1. What is the present number of teachers?
- Rahat can complete a task in 30 minutes, working together with his brother Mominul, he can complete the same task in 20 minutes. How long would it take for Muminul working along to complete the task?
- রহিম, করিম এবং জামাল একসঙ্গে একটি নির্মাণ প্রকল্পে কাজ করছে। একদিনে জামাল যতটুকু কাজ করে, রহিম ও করিম একত্রে তার দ্বিগুণ কাজ করে। যদি জামাল একা পুরো কাজটি ৪ মাসে করতে পারে তবে তিনজন একসঙ্গে কাজ করলে কত দিনে কাজটি শেষ হবে।
- By selling goods for Tk. 153, Shabit loses 10%. For how much should he sell them to gain 20%?
- The ratio of labor cost and materials cost for making a radio is 2:7. If the cost price is 90% of the selling price which is Tk. X, what is the labor cost per radio?
- A car must complete a180-km trips in 4 hours. If he averages 50 km an hour for the first three hours of his trip, how fast must he travel in the final hour?
- The foot of a ladder is 2m away from a vertical wall. The height of the top of the ladder is ½ m less than the length of the ladder. What is the length of the ladder?
- Farhana earns Tk 5 00 for every hour she works in a book store. Last week she worked for.v hours. She purchased y kg of rice. Price of per kg rice is Tk. 12.00. She saved the remaining amount. Which expression below shows her savings?
- A rope , x feet long, is cut into two pieces such that the length of one piece is 1 foot more than twice the length of the other piece. Which of the following is the length, in feet, of the larger piece?
- Long distance phone calls cost ten cents for the first minute plus four cents for each additional minute... Let m equal the total number of minutes.
- A merchant was selling an item at a certain price, then marked it down 20% for a spring sale. During the summer, he marked the item down another 20% from its spring price. If the item is sold at the summer price, then what percent of the original price did it sell for?
- The ratio of marbles owned by X and Y is 8:3. If X gives 8 marbles to Y, the ratio becomes 6:5. How many marbles does X have?
- Instructions: DO NOT USE CALCULATOR. Figures are not drawn to scale. If x and y are positive integers and \(\frac{1}{x} + \frac{1}{y} = \frac{1}{9}\), what is the difference between the maximum and minimum value of x?
- Working independently, Sourodip can perform a certain task in 6 hours and Eshanee can perform it in 7 hours. If Sourodip and Eshanee work together for 3 hours, and then Sourodip leaves, how many hours will it take Eshanee to complete the task alone?
- A monkey climbs a 12-meters-high slippery pillar. In his first minute, he climbs 2 meters, and in the next minute, he slips one meter down. In this way, how much time will he take to reach the top of the pillar? What is the correct
- The average mark obtained in four sections of today's admission test is 19. If the England section is removed, the average mark at the remaining three sections is 21. What is the mark in English
- A painter used one-fourth of her paint on one room and one-third of her paint on a second room. If she had 10 gallons of paint left after painting the second room, how many gallons did she have when she began?
- A certain recipe calls for 3kgs of sugar for every 6 kgs of flour. If 60kgs of this sweet has to be prepared, how much sugar is required?
- If \(4x-3y=24\), then what is the value of \(2y - 8(x/3)\)?
- Each of the following problem has a question and two statements which are labeled 1. and. Use the data given in 1. and 2. to decide whether the statements are sufficient to answer the question.Select one of the following . a.Statements (1) ALONE is sufficient,but (2) ALONE is not sufficient. b.Statements (2) ALONE is sufficient,but (1) ALONE is not sufficient. c. Both statement TOGETHER are sufficient but statement alone is sufficient . Is K a multiple of 6? (1)K is a multiple of 3. (2) K is a multiple of 12.
- ২৫ কেজি চাল যে মূল্যে ক্রয় করা হয় ২০ কেজি চাল সে মূল্যে বিক্রয় করলে শতকরা কত লাভ হয় ?
- A straight fence is to be constructed from posts 6 inches wide and separated by lengths of chain 5 feet long. If a certain fence begins and ends with a post, which of the following could be the length of the fence in feet? (12 inches = 1 foot). Indicate ALL such answers.
- ৬ + ৫ এর ১২=?
- ০.৪ * ০.০২ * ০.০৮ = ?
- If 1/x+5/y4/3 and x = 3y, then y = ?
- Polash started 'a business on the first day of 2008. Qader joined the business of Polash on partnership contract with double investment of Polash on July 1 of 2008. Sohel, on the first day of September 2008, joined the partnership business of Polash and Qader with thrice the investment of Polash. The firm earned a profit of Tk. 72,000 on 31st December, 2008. What will be the share of profit of Sohel?
- একটি সংখ্যা ৩০১ হতে যত বড় ৩৮১ হতে তত ছোট। সংখ্যাটি কত?
- Each questions is followed by two statements. Decide whether the data in the statements are sufficient to answer the question. Select your answer according to whether: If x and y are integer, is \(y > 0\)? (1) \(x+1>0\) (2) \(xy > 0\)
- যদি একটি কামান থেকে নিম্নলিখিত ৪টি বস্তুকে অনুভূমিক ভাবে নিক্ষেপ করা হয়, তবে কোনটি সবচেয়ে বেশি দূরে উড়ে যাবে?
- A scientist needs a 10% saline solution for an experiment .In his closet ,he finds a 20 ounce bottle of 25% saline solution.How many ounces of pure water should he add to the mixture to produce the correct saline solution?
- If P denotes + Q denotes - R, denots +and S denotes X, then what is the value of 18s36R12Q6p7?
