গাণিতিক যুক্তি
মোট ১৯৫৮২ টি প্রশ্ন · উত্তর ও ব্যাখ্যাসহ · বিনামূল্যে
২৫৬১–২৫৮০ দেখানো হচ্ছে, মোট ১৯৫৮২ টির মধ্যে
- 9a2 + 18a - 40 এর একটি উৎপাদক (3a + 10) হলে, অপর উৎপাদকটি কত? MCQ
- a4 + 1 = 3a2 হলে, a + (1/a) = কত? MCQ
- a + b = m, a2 + b2 = n এবং a3 + b3 = p3 হয়, তাহলে m3 + 2p3 = কত? MCQ
- x8 - 5x4 - 14 = কত? MCQ
- a - b = 4 এবং ab = 60 হলে, a + b এর মান কত? MCQ
- p + q = 13 এবং pq = 36 হলে, p2 + q2 এর মান কত? MCQ
- Simplify the expression using BODMAS rule (105 + 206) - 550 ÷ 52 + 10 MCQ
- H.C.F. of 513, 1134 and 1215 is- MCQ
- The mean weight of a group of seven boys is 56 kg. The individual weights (in kg) of six of them are 52, 57, 55, 60, 59 and 55. Find the weight of the seventh boy. MCQ
- A’s age after 15 years would be equal to 5 times his age 5 years ago. Find his age 3 years hence. MCQ
- Find the smallest three digit number which is a multiple of 7. MCQ
- Find the three consecutive odd numbers whose sum of the squares is 2531. MCQ
- Find the largest number of 4-digits divisible by 12, 15 and 18. MCQ
- A cricketer has a mean score of 58 runs in nine innings. Find out how many runs are to be scored by him in the tenth innings to raise the mean score to 61. MCQ
- The product of the ages of A and B is 240. If twice the age of B is more than A’s age by 4 years, what was B’s age 2 years ago? MCQ
- If both 112 and 33 are factors of the number a × 43 × 62 × 1311, then what is the smallest possible value of 'a'? MCQ
- The sum of squares of three numbers is 138 and the sum of their products taken two at a time is 131. Find their sum. MCQ
- Calculate H.C.F. of 2/3 , 16/81 , 8/9. MCQ
- The mean of five numbers is 28. If one of the numbers is excluded, the mean gets reduced by 2. Find the excluded number. MCQ
- The present age of a mother is 3 years more than three times the age of her daughter. Three years hence, the mother’s age will be 10 years more than twice the age of the daughter. Find the present age of the mother. MCQ