গাণিতিক যুক্তি
মোট ১৯৫৮২ টি প্রশ্ন · উত্তর ও ব্যাখ্যাসহ · বিনামূল্যে
১৮৫০১–১৮৫২০ দেখানো হচ্ছে, মোট ১৯৫৮২ টির মধ্যে
- When 17 is divided by k, where k is a positive integer less than 17, the remainder is 3. What is the remainder when the sum of the possible values of k is divided by 17? MCQ
- a, b and c are all positive integers such that a + b + c = 150 and none of these values are equal to each other. What is the smallest possible value for the median of a, b, & c? MCQ
- If n even, which of the following cannot be odd? MCQ
- If we double a certain number and add 30 to it, we get the same value as four times that number. What is the value of thrice the number? MCQ
- How many of the integers between 110 and 120 are prime number(s)? MCQ
- What is the total number of integers between 100 and 200 that are divisible by 3? MCQ
- If n is negative, all but which of the following must also be negative? MCQ
- Which of the following is a multiple of all three integers 2, 3 and 5? MCQ
- The sum of three numbers is 132. If the first number be twice the second and third number be one third of the first, then the second number is: MCQ
- A number exceeds 20% of itself by 40. The number is: MCQ
- The ratio of two numbers is 3 : 4 and their H.C.F. is 4. Their L.C.M. is: MCQ
- If (2a + b)/(a + 4b) = 3 then find the value of (a + b)/(a + 2b)? MCQ
- If x = 1 + √2 + √3 and y = 1 + √2 - √3 then the value of x2 + 4xy + y2/(x + y)? MCQ
- If a2 + b2 = 5ab then find the value of (a2/b2 + b2/a2) MCQ
- If x = a(b - c), y = b(c - a), z = c(a - b), then the value of (x/a)3 + (y/b)3 + (z/c)3 is - MCQ
- Find the value of a and b if (x - 1) and (x + 1) are factors of x4 + ax3 - 3x2 + 2x + b = ? MCQ
- If x = 1 - q and y = 2q + 1, then for what value of q, x is equal to y? MCQ
- If x/2 = y/3 = z/4 = (2x - 3y - + 5z)/k, then the value of k is - MCQ
- Shefali has a rectangular piece of cloth with dimensions 20 m and 15 m. She wants to paint a border of breadth 4 m inside the four sides of the rectangle. The paint would cost her Tk. 6 per sq m. Find the cost of painting the complete border. MCQ
- The length of a rectangle is twice its breadth. If its length is decreased by 5 cm and breadth is increased by 5 cm, the area of the rectangle is increased by 75 sq.cm. What is the length of the rectangle? MCQ