গাণিতিক যুক্তি
মোট ১৯৫৮২ টি প্রশ্ন · উত্তর ও ব্যাখ্যাসহ · বিনামূল্যে
১৯০০১–১৯০২০ দেখানো হচ্ছে, মোট ১৯৫৮২ টির মধ্যে
- The ratio between the present ages of A and B is 5:3 respectively. The ratio between A’s age 4 years ago and B’s age 4 years hence is 1: 1. What is the ratio between A’s age 4 years hence and B’s age 4 years ago? MCQ
- A pupil's marks were wrongly entered as 83 instead of 63. Due to that the average marks for the class got increased by half (1/2). The number of pupils in the class is - MCQ
- If 10 years is subtracted from the present age of Zayed Khan and the reminder divided by 14, then you would get the present age of his grandson Sakib. If Sakib is 9 years younger than Bubli whose age is 14 years, then what is the present age of Zayed khan? MCQ
- The difference between a two-digit number and the number obtained by interchanging the two digits is 63. Which is the smaller of the two numbers? MCQ
- A number whose fifth part increased by 4 is equal to its fourth part diminished by 10, is - MCQ
- The average of 11 results is 60. If the average of first six results is 58 and that of last six is 63, find the 6th result. MCQ
- In 10 years, A will be twice as old as B was 10 years ago. If A is now 9 years older than B, the present age of B is MCQ
- The difference between two numbers is 10 and one-fifth of their sum is equal to 8. Find the smaller number? MCQ
- Fahim is as much younger than Bilash as he is older than Wasim. If the sum of the ages of Wasim and Bilash is 66 years, then what is definitely the difference between Fahim’s and Wasim's age? MCQ
- If the product of two numbers is 5 and one of the numbers is 3/2, then the sum of two numbers is - MCQ
- Vromor’s grandfather was 8 times older to her 16 years ago. He would be 3 times of her age 8 years from now, 8 years ago, what was the ratio of vromor’s age to that of her grandfather? MCQ
- The difference between the two numbers is 16. If one-third of the smaller number is greater than one-seventh of the larger number by 4, then the two numbers are - MCQ
- The average weight of A, B and C is 45 kg. If the average weight of A and B be 40 kg and that of B and C be 43 kg, then the weight of B 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 22 years older than the son. What will be the age of the father after 4 years? MCQ
- The average age of five members is 27. If one of them is excluded the average decreases by 2. The age of the excluded person is: MCQ
- The sum of the present ages of a father and his son is 60 years. Six years ago, the father's age was five times the age of the son. After 6 years, the son's age will be: MCQ
- In a class with a certain number of students if one new student weighing 50 kg is added, then average weight of class is increased by 1 kg. If one more student weighing 50 kg is added, then the average weight of the class increases by 1.5 kg over the original average. What is the original average weight (in kg) of the class? MCQ
- The average age of a husband and his wife was 23 years at the time of their marriage. After five years they have a one year child.The average age of the family now is - MCQ
- In a family of 8, the men eat on average 72kg of food and women eat on an average 50kg of food. The men and women are equal in number. A hungry woman named rekha joined the family for dinner and the average consumption became 67.How much did rekha eat (in kgs)? MCQ
- Rakib correctly remembers that his father's birthday is before 20th January but after 16th January, whereas his sister correctly remembers that their father’s birthday is after 18th January but before 23rd January. On which date in January is definitely their father's birthday? MCQ