একটি ধনাত্মক সংখ্যার সাথে ৪ যোগ করে যোগফলকে বর্গ করলে ৭২৯ হয়। সংখ্যাটি কত?
A. ২১
B. ২৩
C. ২৫
D. কোনটিই নয়
সঠিক উত্তরঃ
B.
২৩
Explanation:
Related Questions (Any University/Year)
- Mushifique is as tall Mominul; Sakib is shorter than Tamim ; Tamim is taller than Mominul and Mushfique is shorter than Sakib. Who is the shortest ?
- What is the eight term of the sequence 1, 4, 9, 16, 25, ...., ...., .....?
- x+3>2x-1 অসমতাটির সমাধান সেট হবে
- ১০০ গজ লম্বা একটি সড়কের উভয় পার্শ্বে ১৫ ফুট অন্তর বৃক্ষ চারার প্রয়োজন ?
- A group of students decided to collect as many paisa from each from each member of a group as is th number of members. If the total collection amounts to Tk 59.29 , what is the m=number of members in the group?
- If x is 90% of y then what percent of x is y?
- 12.27x=229x+4 হলে x এর মান কত ?
- Avi drove from his home to college at 60 miles per hour. Returning over the same route, there was a lot of traffic, and he was only able to drive at 40 miles per hour. If the return trip took 1 hour longer. How many miles did Tie drive each way?
- Tina rented a rickshaw for Tk. 18 plus Tk. 0.10 per km. Ruby rented another rickshaw for Tk.25 plus Tk. 0.05 per km. If each moves d km and paid exactly the same amount of rental, then d=?
- The length of a rectangular field F is 3 km greater than the side of a square field M , and the width of field F is 3 km less then the side of field M. If the area of field M is m2 square km, what is the area of field F?
- A man travels a distance of 10 miles at 20 miles per hour and returns over the same route at 30 miles per hour. What is his average speed for the round trip in miles per hour?
- Moyna has n chcoltes, where n is an integer such that 20
- The average age of 4 brothers is 6 years. If the age of their father is included, the average is increased by 5 years. Find the age of the father.
- It takes Russel 20 minutes to inspect a car and Sohel needs 18 minutes to inspect a car. They both start inspecting cars separately at 10:00 am. At certain points of time, both of them will finish inspecting a car at the same time. When will this occur for the first time?
- a5=x4 হলে a এর মান ?
- A shopkeeper gains 17% after allowing a discount of 10% on the marked price of an article. Find his profit percent if the article is sold at marked price allowing no discount.
- নিচের কোনটি উৃপবৃত্তের সমীকরণ?
- 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 ?
- A=45° হলে 1-tan2A1+tan2A= কত?
- A book sells for TK. 65. This price gives the seller a profit 30% on his cost. What will bi the new selling price if he cuts his profit to 10% of the costs ? ?
- A 140 liter mixture of milk and water contains 20% water. How much milk , in liter, must be added to the mixture so that the new mixture will contain a water and milk ratio of 1 : 7?
- A certain company assigns employees to offices in such a way that some of the offices can be empty and more than one employee can be assigned to an office. In how many ways can the company assign 3 employees to 2 different offices?
- যদি কোনো একটি কাজ আলাদাভাবে সম্পন্ন করতে করিমের ৪৫ মি. এবং রহিমের ৩০ মি. সময় লাগে তবে উভয়ে একত্রে ঐ কাজটি সম্পন্ন করতে কত মিনিট সময় লাগবে?
- Which of the flowing is a factor of the expression 2x3+1?
- The ratio of three numbers is 3 : 4 : 5 and the sum of their squares is 1250. The sum of the numbers is :
- The average mark obtained by 15 students was 10 and the average mark obtained by 10 students was 15. What was the average mark obtained by all students?
- Mr. Arif left Tk. 50 lac to his three sons-Abu, Bony and Chinu. The money was distributed amongst the sons in such a way that for every 1 Tk. Abu received, Bony received Tk. 1.5 and Chinu received Tk. 2.5. How much money did Bony receive?
- A clock slows down by one minute every 24 hours. how long will it take to slow down by one hour?
- If 3m/3n=81, then which of the following values of m and n is correct?
- If the length of a rectangle is increased by 20% and the width is decreased by 20%, then the area is :
- একটি আয়তাকার ক্ষেত্রের পরিসীমা 18 মিটার এবং ক্ষেত্রফল 20 বর্গমিটার হলে, এর দৈর্ঘ্য প্রস্থ কত?
- If x=10, which of the following has the minimum value ?
- What is the sum of 134.679, -45.548 and -67.8807 rounded to the nearest tenths place?
- ১, ,১ ২, ৩, ৫, ৮, ১৩, ২১, .......... ধারার ১০তম পদ কত?
- যদি x = ১-৩t এবং y= ২t-১ হয় , তবে t- এর কোন মানের জন্য x = y হবে?
- log42=x হলে x এর মান হবে -
- একজন ফল ব্যবসায়ী প্রতি ডজন ১৫০ টাকা দরে কিছু আম এবং প্রতি ডজন ১০০ টাকা দরে সমান সংখ্যক আপেল কিনলেন। ডজন প্রতি ১৪০ টাকা দরে সব ফল বিক্রি করলে, তার কত লাভ হবে?
- 3.003/2.002=?
- কোন সংখ্যার ৬ গুণ থেকে ১৫ গুণ ৬৩ বেশি?
- A train covers a distance of 10 km in 12 minutes. If its speed is decreased by 5 km/hr, the time taken by it to cover the same distance will be :
