গাণিতিক যুক্তি
মোট ১৯৫৮২ টি প্রশ্ন · উত্তর ও ব্যাখ্যাসহ · বিনামূল্যে
১৬৯৪১–১৬৯৬০ দেখানো হচ্ছে, মোট ১৯৫৮২ টির মধ্যে
- The ratio of two numbers is 2 : 3 and their sum is 250. The smaller one of the numbers is- MCQ
- The average of the first five multiples of 11 is- MCQ
- If 2x - 1 ≥ - 3, then- MCQ
- If PALE is coded at 2134, EARTH is coded as 41590, then how can PEARL be coded in that language? MCQ
- If three unbiased coins are tossed simultaneously, then the probability of exactly two heads is MCQ
- The next number in the sequence 3, 6, 11, 18, 27,........ is: MCQ
- M is a girl and has the same number of brothers as sisters. N is a boy and has twice as many sisters as brothers. M and N are the children of Q. How many children does Q have? MCQ
- Every 3 minutes, 4 litres of water are poured into a 2,000 litre tank. After 2 hours, what percent of the tank is full? MCQ
- If A = {1, 2, 3, 4, 5}, then the number of proper subsets of A is- MCQ
- The wheel of an engine of 300 cm in circumference makes 10 revolutions in 6 seconds. What is the speed of the wheel (in km/h)? MCQ
- If m2 + (1/m2) = 47, what is the value of m + (1/m)? MCQ
- The three sides of a triangle are x + 1, 3x and 3x + 1 respectively and the perimeter is 30 cm. The length of the largest side is- MCQ
- The radius of circle A is r, and the radius of circle B is 4r/3. What is the ratio of the area of circle A to the area of circle B? MCQ
- If x + 2y = 6 and xy = 4 what is (2/x) + (1/y)? MCQ
- The product of the roots of the equation 2x2 - 5x + k = 10 is - 3. Find the value of k. MCQ
- If x/y = 1/3, then the value of (x2 + y2)/(x2 - y2) is- MCQ
- If (2a - 2b) = 2 and (3a + 2b) = 8 then find the value of (3a + 4). MCQ
- For what values of m are the roots of the quadratic equation mx(x - 2√5) + 10 = 0 real and equal? MCQ
- If (x2 - x + 2)/2 = 4 then x could be equal to - MCQ
- If √a = √4 - √5 then the value of a2 - 18a + 81 is? MCQ