x=1+ হলে,
A.
B.
C.
D.
প্রভাষক নিবন্ধন ও প্রত্যয়ন পরীক্ষাগণিতপ্রভাষক নিবন্ধন ও প্রত্যয়ন পরীক্ষা - ⚡ অনলাইন প্রশ্নব্যাংক দেখুন 💥
সঠিক উত্তরঃ
D.
Explanation:
Related Questions (Any University/Year)
- The least number by which 1470 must be divided to get a number which is a perfect square is-
- সুদের হার ৬% থেকে কমে ৪% হলে ৫০০ টাকার ৩ বছরে কত সুদ কমবে?
- If 18 identical machines required 40 days to complete a job, how many fewer days would have been required to the job if 6 additional machies of the same type had been used from the beginning?
- A 60-gallon tank is 60% full of water. If 50% of the water is poured in a 90-gallon tank, what percent of the 40-gallon tank is filled?
- ৬ জন পুরুষ, ৮ জন স্ত্রীলোক এবং ১ জন বালকের বয়সের গড় ৩৫ বছর। পুরুষদের বয়সের গড় ৪০ বছর এবং স্ত্রীলোকদের বয়সের গড় ৩৪ বছর। বালকের বয়স কত?
- ক ১১২ ঘণ্টায় ৫ কিলোমিটার হাঁটে এবং খ ৫ মিনিটে মিটার হাঁটে । ক ও খ -এর গতিবেগের অনুপাত কত ?
- There are 200 questions on a 3-hour examination . Among these questions 50 are mathematics problems. It is suggested that twice as much time be spent on each math problem as for each other question. How many minutes should be spent on mathematics problem
- If Tk. 45,000 was invested in share market when the price per share was Tk. 90 and Tk. 30,000 was invested when the price per share was Tk. 100, what was the average price per share purchased?
- ক্রয় মুল্যঃ বিক্রয় মূল্য =৫ঃ৬ হলে , লাভ কত?
- কোন সংখ্যার বর্গমূলের সাথে ১০ যোগ করলে যোগফল ৪-ওর বর্গ হবে ?
- In a store, the profit is 320% of the cost. If the cost increases by 25% but the selling price remains the same, What percent of profit could be made on the selling price?
- In a solution of 60 litre of suger and water, 20% is sugar. How much water (In litre) must be added to make a solution that is 8% sugar?
- The ratio between the perimeter and the breadth of a rectangle is 5 : 1. If the area of the rectangle is 216 sq. cm, what is the length of the rectangle?
- x+2y =4 এবং x/y=2 হলে, x এর মান কত?
- 2700 chocolates were distributed among the students of a class. If each students got 3 times as many chocolates as the number of students in the class, find the number of students in the class.
- Each boy contributed money equal to the number of girls and each girl contributed money equal to the number of boys in a class of 60 students. If the total contribution thus collected is Tk. 1,600, how many boys are there in the class?
- The height of a box is 10cm, its upper and lower lids are square in shape. If the total surface area of the box is 250 cm^2, the length of its side is :
- সমবাহু ত্রিভুজের বাহুগুলোর ম্যধবিন্দু পর্যায়ক্রমে যোগ করলে যে চারটি ত্রিভুজ উৎপন্ন হয় তা হলো-
- If the length and width of a rectangule garden plot were each increased by 20% , what would be the percent increase in the area of plot ?
- During a sale, a salesperson was putting a new price tag on each item. On one shirt, he accidentally raised the price by 15% instead of lowering the price by 15%. As a result the price on the tag was Tk. 60 higher than the price that would have been the discounted price. What was the original price of the shirt?
- 3.2n-4.2n-2= কত?
- If the operation ^ is defined by the equation x ^ y = 2x + y, what is the value of a in 2 ^ a = a ^ 3 ?
- If Marie has twice as much money as Curie has, who has three times as much money as Sunny as has, what is the ratio of the amount of money Sunny has to the amount of money Marie has ?
- সমকোণী ত্রিভুজের সমকোণের বিপরীত একটি কোণ 50° হলে অপর কোণটি কত?
- 2x+3y-6=0 রেখাটি x অক্ষকে যে বিন্দুতে ছেদ করে তার স্থানাংক-