গাণিতিক যুক্তি
মোট ১৯৫৮২ টি প্রশ্ন · উত্তর ও ব্যাখ্যাসহ · বিনামূল্যে
১৭২৪১–১৭২৬০ দেখানো হচ্ছে, মোট ১৯৫৮২ টির মধ্যে
- A can do a work in 15 days and B in 20 days. If they work on it together for 4 days, then the fraction of the work that is left is - MCQ
- Salman and Rasel both have the same efficiency of work. If Salman finishes half of the work in 9 days. How much time will Rasel need to finish the rest of the work? MCQ
- If A and B together can complete a work in 18 days, A and C together in 12 days, and B and C together in 9 days, then B alone can do the work in - MCQ
- Soma did 3/5 of a work in 9 days. The rest of the work is done in - MCQ
- A town with a population of 4000 had food packets for 30 days. After 10 days 1000 more people are added. How long will the food packets last now? MCQ
- On dividing 15968 by a certain number, the quotient is 89 and the remainder is 37. The divisor is - MCQ
- Find the average of the first 20 natural numbers. MCQ
- A man is 22 years older than his son. In three years, his age will be three times the age of his son. The present age of his son is - MCQ
- If 7126 is divided by 48, find the reminder. MCQ
- If x + 1/x = 6; find the value of 3x/(6x2 - 5x + 6)? MCQ
- An amount of money was divided among 3 boys in such a way that the first boy was given twice the third boy and the second boy was given equal to third boy. If the average is 400 Taka. How much was the first boy given? MCQ
- The sum of the place values of 1 in the number 3510011 is - MCQ
- The total age of two friends is 40. 5 years back their age ratio was 7 : 8. In 5 years what will be the ratio of their age? MCQ
- The average of 21 numbers is 16. The average of the first 10 of those is 14 and the average of last 10 numbers is 17. What is the 11th number? MCQ
- Which of the following is prime number? MCQ
- Find the roots of 2x2 - 18x = 180. MCQ
- If a + 9/a = 6; what is the value of (a2 + 9/a2)? MCQ
- Three numbers are in ratio 1 : 3 : 4 and HCF is 12. The numbers are - MCQ
- The G.C.D. of 1.08, 0.36 and 0.90 is - MCQ
- If a/b = 2/3 and b/c = 4/5 what is the value of (a + b)/(b + c)? MCQ