গাণিতিক যুক্তি
মোট ১৯৫৮২ টি প্রশ্ন · উত্তর ও ব্যাখ্যাসহ · বিনামূল্যে
৩৮০১–৩৮২০ দেখানো হচ্ছে, মোট ১৯৫৮২ টির মধ্যে
- If the price of sugar increases by 10%, by what percentage a housewife should reduce the consumption of sugar so that expense is not increased? MCQ
- Find the average of first 20 consecutive natural numbers. MCQ
- Ten years ago, the sum of ages of a father and his son was 34 years. If the ratio of present ages of the father and son is 7 : 2, find the present age of the son. MCQ
- If the average of three consecutive even numbers is 34, find the largest of these numbers. MCQ
- A man said to his son, "I was one-third of your present age when you were born". If the present age of the man is 72 years, find the present age of the son. MCQ
- The average of Jewel's marks in 6 subjects is 74. If his average in five subjects excluding science is 70, how many marks he obtained in science? MCQ
- Sarah is 50 years old and Nazrul is 40 years old. How long ago was the ratio of their ages 3 : 2? MCQ
- The average weight of 8 women increases by 2.5 kg when a new woman replaces one of them weighing 65 kg. Find the weight of the new woman. MCQ
- Twelve years ago, Babu was twice as old as Vuttu. If the ratio of their present ages is 4 : 3 respectively, find the difference between their present ages. MCQ
- Ten years ago, Alif was 1/3rd as old as Joy. If Alif is 18 years old now, how old is Joy now? MCQ
- The average monthly income of Rakib and Sunny is Tk. 5050. The average monthly income of Sunny and Rabbi is Tk. 6250 and the average monthly income of Rakib and Rabbi is Tk. 5200. What is the monthly income of Rakib? MCQ
- The ratio of the ages of Minu and Meera is 4 : 2. If the sum of their ages is 6 years, find the ratio of their ages after 8 years. MCQ
- A museum has an average of 510 visitors on Sunday and 240 on other days. Find the average number of visitors per day in a month of 30 days beginning with a Sunday. MCQ
- Four years ago a man was 6 times as old as his son. After 16 years he will be twice as old as his son. What is the present age of man? MCQ
- If the number of quantities in group A is 10 and in group B is 8, and their individual average is 24 and 16 respectively, find the combined average of the two groups. MCQ
- The difference between a number and its three-fifths is 150. What is the number? MCQ
- The HCF and LCM of two numbers are 8 and 48 respectively. If one of the numbers is 16, then the other number is = ? MCQ
- Thrice the square of a natural number decreased by 4 times the number is equal to 50 more than the number. The number is : MCQ
- The H.C.F. of two numbers is 11 and their L.C.M. is 7700. If one of the numbers is 275, then the other is: MCQ
- The sum of twice a number and three times of 42 is 238. What is the sum of thrice the number and two times of 42? MCQ