Perfect price discrimination does not generate any deadweight loss.
In a cricket match the captain of one of a team scored 25 runs more than the average runs scored by the remaining 8 batsmen of that team who batted in t...
The average of four numbers is 200. Two of the numbers are equal (not least), and 70 more than the least number. If the 4th number is four times the lea...
In a school with 400 students, the average of the age of the boys is 16 years and that of the girls is 12 years. If the average age of the school is 14 ...
The average age of a class of 23 girls is 15 years. If 2 new girls having average age of 10 years join the class, then the average age of the class beco...
The average weight of 25 employees in an office increases by 0.8 kg when the weight of the manager is included. If earlier the average weight of the emp...
The average number of books sold by Viren in first 5 months is 3000 and in first 6 months is 3800. If the number of books sold by him in 7th ...
The average age of 23 children and their teacher's age are 21 years. If the teacher's age is excluded, the average reduces by 1. What is the teacher's age?
Mr. X invested Rs. 600 in two schemes, A and B in the ratio of 7:3, respectively. Scheme A and B are offering simple interest at rate of 4% per annum an...
The average salary of 400 employees were found to be Rs. 250. Later on, it was discovered that the wages of two workers were misread as 260 and 140 inst...
Average of four numbers is 27. Sum of smallest and largest number is 56. If difference between other two numbers is 2, then find the square of second sm...
