Four numbers are arranged in ascending order. When the first two numbers are increased by the number equal to their position, and the last two numbers i...
In an examination, the average marks obtained by the students is 80. After correcting the quantitative mistakes, the average of 90 students is reduced t...
The average wage of a group of 44 labourers is Rs. 250. If 4 persons receiving average wage of Rs. 275 leave the group and 2 persons receiving average w...
- The average runs scored by a player in a certain number of matches was 32.5. His average gets increased by 1.5 when he scores 100 in his next match. Find t...
The overall average score of a group of students is 70. The boys have an average of 60 and the girls average 85. By what percentage is the number of boy...
The average of 18 numbers is 28. The average of first 10 numbers is 30 and that of the last 10 numbers is 26. If 9th number and 10th numbers are exclude...
In a company, the average number of employees named Amit and Chinky is 25. The number of Chinky's name employees is 50% higher than the number of Amit's...
The average wage of a group of 49 labourers is Rs. 650. If 4 persons receiving average wage of Rs. 500 leave the group and 2 persons receiving average w...
The average of two consecutive even numbers is 69. If the smaller number is increased by 10% and the larger number is decreased by 10%, then find the di...
In a company, the average age of 40 employees is 20 years. When the ages of two managers, one 'a' years old and the other 'a + 10' years old, are includ...
