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There are 30 employees in a company, out of which 50% are officers and the rest are workers. The average salary of each employee in the company is Rs. 2...
The batting average of 40 innings of a cricket player is 50 runs. His highest score exceeds his lowest by 172 runs. If the two are excluded, the average...
The average age of three children is 21 years. If their ages are in the ratio 3:5:6. Find the age of the youngest child.
In a family of 10, the men eat on average 70kg of food and women eat on an average 45kg of food. The men and women are equal in number. A woman j...
The average marks in geography exam of a class of 25 students are 64. If the marks of three students were misread as 44, 46 and 61 in lieu of the actual...
The average age of a group of 10 students is 30 years. Two persons of age 12 years and 10 years, left the group and 2 persons of age 20 years and 12 yea...
The average weight of 20 students is 27 kg. If two students weighing 19 kg and 47 kg are replaced by a teacher weighing 77 kg, what is the new average w...
The average of 15 numbers is 110. The average of the first 7 numbers is 98 and the average of the last 7 numbers is 62. What is the 8th number?
The average of four consecutive odd numbers is 47. What is the largest of these numbers?
In an examination the average marks of Rohit is 60. If he got 19 more marks in science and 26 more marks in maths then his average would have been 65. F...
