There are 100 boxes in a room, all are filled with mangoes and each has 25 kg weight. If 3 boxes are replaced by 2 empty boxes then what is the average weight of the whole boxes? (The weight of empty boxes is negligible)

The average weight of 4 children in a family is 25 kg. The heaviest children’s weight is 10 kg more than the lightest children. If the average weight of the other two children is 15 kg, then find the weight of the heaviest children.

The average height of the first six students is 170 cm, and the average height of the last eight students is 175 cm. The average height of the total 16 students is 180 cm. Find the average height of the rest two students.

The average weight of fifteen boxes is 60 kg. Three boxes of weight 30 kg, 35 kg, and 32 kg were removed and two new boxes of average weight 43 kg were included. What is the difference in the average weights of the boxes after replacement?

Ratio of boys to girls in a class of 48 students is 3 : 1. Average weight of boys is 47 kg and average weight of the class is 45.5 kg. Find the average weight of girls.

There are some people who live in a colony, the weight of the people during 8 months are as following

Find the average of the people for each month

The average weight of 6 people is increased by 3 kg when a person who has a weight of 30 kg, is replaced by another new person. Find the weight of the new person.

The average weight of 24 persons in a bus is 62.5 kg. In next stop, 2 persons got down from the bus and average weight reduced by 500 gm. In the next stop, 3 new persons whose average weight is 67 kg boarded the bus. Find the average weight of total persons in the bus now.

The average number of people living in each house in a society having 47 houses is 4. If this average decreased by 0.2 when 2 families left the society then, what is the total number of people in 2 families which left?

The average weight of a bus including the driver, conductor and helper is 1000 kg, whereas the average weight of driver, conductor and helper is 300 kg. Find the weight of the bus.

There is a group of 10 members. The average weight of the group is increased by 4 kg when 2 people, who weigh 55 kg together, are replaced by 3 people. Find the average weight of these 3 people.

There is a total of 30 students in class 12th. If we replace a student of weight 71Kg with a new student then, the average weight of the class decreases by 2 kg. Find the weight of the new student.

In a gas delivery vehicle, there is a total of 12 full cylinders. 5 full cylinders were replaced with 3 empty cylinders and the average weight of the cylinders becomes 30.15 kg. if the weight of gas in a full cylinder is 14.5 kg, find the weight of an empty cylinder.

The average weight of a class of 12 students is 25

Quantity I: The average weight of the class, if 5 students joined with an average weight of 27

Quantity II: The average weight of the class, if 6 students joined with an average weight of 26
 

Madhuresh, the eldest of the clan, is the one who records the ages of everyone in the clan. He was pathetic in the calculation and the result was that he noted the ages of everyone in the clan wrongly. He increased the ages of all the men by 1 year and decreased the ages of women by 1 year in the clan. Sherlock Sushil finds out that the sum of ages of all the people in town was 45 greater than expected. What is the difference between the number of men and women in the clan?

Quantity A: Total number of matches in the tournament. 12 teams compete with each other in a round-robin format with the top two as finalists playing for the tournament trophy.

Quantity B: The average group of 15 people is x. When 5 more people of average weight 73 kg join the group, the average increases by 2 kg. Find the new average.

Find the average of the height of the first, third and sixth person.

The average weight of 100 food bags in a ship is increased by 5.8 kg when one of the food bags, whose weight is 350 kg is replaced by a new bag. Find the weight of the new food bag.

The average weight of a group of 15 students is 32.5 & the average weight of another group of 17 students is 28.5. Find the average weight of both groups together.

The average height of a group is 171cm. If 10 people from the group left of the average height of 169cm the average height of the group increased by 0.5cm. Find the number of people in the group now.

The average weight of 11 players of Indian team increases by 2 kg when one player of the team weighing 57 kg replaced by a new player. The weight of the new player is?

The average age of 12 boys is 15 years and the average age of 18 girls is 12 years. What is the combined average of the boys and girls,taken together?

The average weight of 11 players of Indian team is increased by 2 kg, when one player of the team weighing 57 kg was replaced by a new player. The weight of the new player is:

There is a group of 6 men in a house whose weights are 58, 61, 59, 62, 82, and 78 kg respectively. After 2 days 5 more men join the group whose average weight is 74 kg. Find the average weight of all the men in the group.

The average weight of a band of 8 persons is 67 kg. If one of the persons whose weight is 50 kg leaves the band and a new one joins then, the average becomes 69 kg. Find the weight of the new person.

In a college, the average weight of 40 boys in a section among 72 students is 33 kg and that of the remaining students is 15 kg. What is the average weight of all the students in the section?

The average weight of a kabadi team of 127 players is 77 kg. If the weight of the manager is included, then the average increases by 1 kg. Find the weight of the manager. (In kg)

There are 3 students in a group. If the weight of any student is added to the average weight of the other two, the sums received are 48 kg, 52 kg, and 59 kg. The average weight (in kg) of the three students is:

In a class, there are 60 students. The average weight of the entire class is 42 kg. If there are 36 boys in the class and the average weight of all the boys is 50 kg, then what is the average weight (in kg) of all the girls?

The average weight of a kabaddi team of 121 players is 71 kg. If the weight of the manager is included, then the average increases by 1 kg. Find the weight of the manager. (In kg)

The average weight of 12 people increases by 0.5 kg when a new person comes in place of one of them weighing 50 kg. What will be the weight of the new person?

There are 16 student in a class. A new student of weight 67 kg joined the class by which the average of them increases by 3 kg. What is the average weight of 17 students?

The average weight of some students in a class was 69.5 kg. When 10 students of average weight 68 kg joined the class, and 6 students of average weight 60 kg left the class, it was noted that the average weight of the new group of students increased by 2 kg. How many students are there in the class now?

The average weight of 30 students in a class is 60 kgs. If two new students with difference of their weights equal to 40 kgs replace an existing student, then the average weight of all the students now in the class is still 60 kg. Find the weight of heavier student who joined the class.

Average height of a group of 12 persons is 5 feet 3 inch. If 3 persons from the group are replaced by a person whose height is 6 feet, the average height becomes 5 feet 3.6 inch. Find the average height of 3 persons who left.

The average height of three kids is 56 cm and their heights are in the proportion of 7 : 8 : 9. Find the heights of all the three.

The average weight of 32 students in a class is 53.25 kg, and that of the remaining 16 students is 49.5 kg. Find the average weight of all the students in the class. (In Kg)

The average height of 16 students of a group is 160 cm. If the average height of the first 6 students in the group is 150 cm and those of the last 8 students is 165 cm, then find the average height of the remaining two students, in cm.

The average weight of a group of 12 children is 66 kg. If 2 children, X and Y replace A and B, the new average weight becomes 65 kg. The weight of A is equal to the weight of B and the weight of X is equal to the weight of Y. Another child, C, is included in the group, and the new average weight remains 65 kg. The weight of C is equal to the weight of X. Find the weight of A.

The average weight of 15 athletes and three trainers is 60 kg. When four more athletes with an average weight of 63 kg are included in the group, what is the average weight (in kg, rounded off to the nearest integer) of the group?

The average weight of A, B and C is 65 kg. The average weight of A and B is 62 kg and that of B and C is 57 kg. The weight of B is:

In a college, the average weight of 40 boys in a section among 72 students is 33 kg and that of the remaining students is 15 kg. What is the average weight of all the students in the section?

The average weight of 20 people is 75 kg. The average weight of 10 people out of them is 70 kg. The average weight of 5 people out of the remaining people is 75 kgs. Find the average weight of 5 people remaining in the end.

In a golf club, 90% of members are men and the remaining are women. The average height of men is 170 cm and the average height of women is 165 cm. Find the average height of the club members.

In class 8th of school ABC, there are three sections. They have 45, 52 and 38 students respectively. Also, average weight of sections are 42, 44 and 41 (in kg) respectively. Find the average weight of all students in class 8th.

The average weight of a kabaddi team of 121 players is 71 kg. If the weight of the manager is included, then the average increases by 1 kg. Find the weight of the manager. (In kg)

The average weight of 12 members of a family is 55 kg. If the weight of one new member is included, the average increases by 1 kg. Find the weight of the new member.

In a class, there are 39 students and their average weight is 51 kg. If we include the weight of the teacher then, the average weight becomes 51.2 kg. What is the weight of the teacher?

There are 16 students in a class. A new student of weight 67 kg joined the class, and their average weight increased by 3 kg. What is the average weight of 17 students?

The average height of a group is 171cm. If 10 people from the group left of the average height of 169cm the average height of the group increased by 0.5cm. Find the number of people in the group now.