গাণিতিক যুক্তি
মোট ১৯৫৮২ টি প্রশ্ন · উত্তর ও ব্যাখ্যাসহ · বিনামূল্যে
১৭৯৮১–১৮০০০ দেখানো হচ্ছে, মোট ১৯৫৮২ টির মধ্যে
- The average marks of a student in 4 subjects is 75. If the student obtained 85 marks in the fifth subject, then the new average is MCQ
- The sum of present ages of a father and his son is 8 years more than the present age of the mother. The mother is 24 years older than the son. what will be the age of the father after 4 years? MCQ
- The average marks of a student in 5 subjects is 75. Later, marks in one subject was increased by 12 and marks in another subject was decreased by 17. Find the corrected average of marks. MCQ
- Ravi asks Akash, what's your age and Akash replied 20 years hence my age will be 10 times of my age 10 years back. What is Akash’s present age? MCQ
- Find the average of all the numbers between 6 and 34 which are divisible by 5 MCQ
- Four years ago, the average age of A and B was 16 years. At present the average age of A, B and C is 23 years. What would be the age of C after 4 years. MCQ
- The average of the first five multiples of 3 is- MCQ
- The difference between the present ages of Abir and Deepak is 14 years. Eight years ago, the ratio of their ages was 5 : 7 respectively. What is Deepak's present age? MCQ
- The mean of the first 10 even natural number numbers is- MCQ
- The ratio of the present ages of Tina and Bina is 9 : 10 respectively. Twenty years ago, the ratio of their ages was 4 : 5 respectively. What is the present age of Bina? MCQ
- The average marks obtained by 22 candidates in an examination are 45. The average marks of the first ten are 55 and that last eleven are 40. The number of marks obtained by the 11th candidate is MCQ
- Twice the age of X is thrice the age of Y. 8 years back, the difference between the ages of X and Y was 16 years. What is the present age of X? MCQ
- The sum of the three consecutive even numbers is 28 more than the average of these numbers. Which of the following is the largest of these numbers? MCQ
- The present age of Kajol and Rohit are in the ratio of 7 : 8 respectively. After 6 years, the respective ratio between the age of Kajol and Rohit will be 9 : 10. What is the age of Rohit after 5 years? MCQ
- The average of 6 numbers is 7. The average of the three number of them is 5. What will be the average of remaining numbers? MCQ
- The sum of ages of Jamal, Kamal and Rashed is 93 years. Ten years ago, the ratio of their ages was 2 : 3 : 4. What is present of Rashed? MCQ
- The average of the first nine prime numbers is- MCQ
- Out of three numbers, the first is twice the second and is half of the third. If the average of the three numbers is 63, then difference of first and third numbers is. MCQ
- Of four numbers whose average is 70, the first is one-fourth of the sum of the last three. The first number is- MCQ
- The product of the ages of X and Y is 240. If twice the age of Y is more than X's age by 4 years then find Y's age MCQ