গাণিতিক যুক্তি
মোট ১৯৫৮২ টি প্রশ্ন · উত্তর ও ব্যাখ্যাসহ · বিনামূল্যে
১৭২৬১–১৭২৮০ দেখানো হচ্ছে, মোট ১৯৫৮২ টির মধ্যে
- Find the least number which will leave remainder 5 when divided by 8, 12, 16 and 20. MCQ
- The product of two co-prime numbers is 442. Then their LCM is =? MCQ
- If x2 - 5x - 1 = 0; what is the value of x2 + 1/x2? MCQ
- If A591 is divisible by 11, find the value of the smallest natural number A? MCQ
- The average marks of four subjects is 120. If in one subject 33 was misread as 13 during the calculation, what would be the correct average? MCQ
- 5 years ago, a man aged 28 got married. after 2 years, a baby child was born. What is the age ratio of the baby and father at present? MCQ
- To write all the page numbers of a book, exactly 136 times digit 1 has been used. Find the number of pages in the book. MCQ
- Ten years ago, the average age of A, B, C and D was 40 yr. with E joining them now, the average of all the five is 49 yr. How old is E? MCQ
- Sum of three consecutive even integers is 60. Find the least integer among them. MCQ
- If (3x + 5y)/(3x - 5y) = 4; what is the value of x/y? MCQ
- The average of the first five multiples of 7 is - MCQ
- David obtained 76, 65, 82, 67 and 85 marks (out of 100) in English, Bangla, physics, chemistry and biology. What are his average marks in the subjects of science? MCQ
- Find the quadratic polynomial if the roots are 4 and 5. MCQ
- If x = 0.5 and y = 0.2, then the value of √0.8 × (4y)x is equal to? MCQ
- The average run of a cricket player of 10 innings was 35. How many runs must be made in his next innings so as to increase his average of runs by 5? MCQ
- Find the roots of the equation 2x2 - 5x + 3 = 0 MCQ
- If x * y = x2 + y2 - xy, then the value of 13*2 is? MCQ
- The average of 20 numbers is 35. If two numbers, 40 and 50 are discarded, then the average of the remaining numbers is nearly - MCQ
- If f(x) = 3x2 + bx + 4 and f(- 1) = 0; Then b = ? MCQ
- Two numbers X and Y are in the ratio 5 : 8 and their sum is 52. Then Y is- MCQ