Practice Average Questions and Answers

• 2 years ago, the average age of the family of 3 members is 13 years. A baby is born now; the average age of the family is same as before. Find the age of t...
• The average age of a group of persons going for tour to Shimla is 22 years. 25 new persons with an average age of 10 years join the group and their average...
• The average age of a group of persons going for tour to Shimla is 22 years. 30 new persons with an average age of 8 years join the group and their average ...
• An ODI is played between India and Pakistan. Team India’s average run rate for the first 33 overs was 6.5 runs per over while in the remaining 17 overs, ...
• Mishti bought 20 kg apples for Rs 60 per kg, b kg apples for Rs 70 per kg and (b + 6) kg apples for Rs 50 per kg. She mixed all type of apples together and...
• Komal bought 20 kg rice for Rs 30 per kg, b kg rice for Rs 35 per kg and (b + 4) kg rice for Rs 25 per kg. She mixed all type of rice together and the aver...
• In a school, the average number of books that some numbers of boys have is 80 and average number of books that some numbers of girls have is 50. If each bo...
• There are ‘x’ students in a class. Out of them ‘y’ are girls. The number of boys is 5 more than the number of girls. The sum of weight and the aver...
• There are ‘x’ students in a class. Out of them ‘y’ are girls. The number of boys is 4 more than the number of girls. The sum of weight and the aver...
• The average weight of five friends A, B, C, D and E is (x+5) years while the average weight of C and E is (x-5) kg. If the weight of another person F is al...
• The average weight of five friends A, B, C, D and E is (x+8) years while the average weight of C and E is (x-8) kg. If the weight of another person F is al...
• The average weight of ‘x’ persons is 50 kg. The average weight of (x – 15) women is 40 kg, the average weight of (x – 20) children is 35 kg, and th...
• The average weight of x persons is 33 kg. The average weight of (x−16) women is 45 kg, the average weight of (x−30) children is 40 kg, and the average ...
• Four persons ‘A’, ‘B’, ‘C’ and ‘D’ have different amounts with them. ‘D’ has twice amount than that of ‘A’. The amount ‘B’ has ...
• Ajay on his birthday distributed on an average 9 toffees per student. If on the arrival of the teacher and the headmaster to whom Ajay gave 16 and 22 toffe...
• In a school, the average number of books that some numbers of boys have is 120 and average number of books that some numbers of girls have is 85. If each b...
• Find the average of five numbers a, b, c, d and e such that b = 20, and a is 20% more than that of ‘b’. ‘c’ is 10 less than ‘...
• A and B started a business investing Rs. 1500 for ‘x’ months and Rs. 1800 for 10 months, respectively. Out of total profit of Rs. 5000, profit share of...
• The average daily income of a daily wage worker, in the month of February is Rs. 120. If his average income on 1st 12 days of the month is Rs. 80 and on la...
• The average daily income of a daily wage worker, in the month of July is Rs. 120. If his average income on 1st 12 days of the month is Rs. 80 and on last 1...
• In a class of ‘x’ students, if a new student weighing 32 kg joins the class, then the average weight of the class increases by 1 kg. If the new...
• Average age of a class of 33 students is 14 years. Average age of the class is increased by 18 months if the age of the teacher is included. Find the age o...
• Average age of a class of 41 students is 17 years. Average age of the class is increased by 18 months if the age of the teacher is included. Find the age o...
• Average age of a class of 28 students is 10 years. Average age of the class is increased by 12 months if the age of the teacher is included. Find the age o...
• Average age of a class of 25 students is 13 years. Average age of the class is increased by 30 months if the age of the teacher is included. Find the age o...
• The average age of a group of 15 students is 32 years. Two persons of age 48 years and 32 years, left the group and 2 persons of age 54 years and 101 years...
• The average age of a group of 10 students is 30 years. Two persons of age 40 years and 35 years, left the group and 2 persons of age 50 years and 95 years,...
• The average age of a group of 20 students is 40 years. Two persons of age 35 years and 30 years, left the group and 2 persons of age 40 years and 85 years,...
• The average age of a group of 10 students is 30 years. Two persons of age 25 years and 30 years, left the group and 2 persons of age 54 years and 101 years...
• The average age of a group of 10 students is 20 years. Two persons of age 25 years and 20 years, left the group and 2 persons of age 26 years and 29 years,...
• The average age of a group of 20 students is 30 years. Two persons of age 40 years and 35 years, left the group and 2 persons of age 50 years and 65 years,...
• 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 years,...
• The average age of a group of 10 students is 12 years. Two persons of age 15 years and 20 years, left the group and 2 persons of age 54 years and 101 years...
• The average age of a group of 12 students is 32 years. Two persons of age 40 years and 31 years, left the group and 2 persons of age 54 years and 101 years...
• The average age of a group of 20 students is 40 years. Two persons of age 44 years and 33 years, left the group and 2 persons of age 45 years and 72 years,...
• Average run scored by a batsman in first ‘x’ matches is 70. In next 12 matches he scored runs with an average of 90 so that his overall average...
• Average run scored by a batsman in first ‘x’ matches is 41. In next 12 matches he scored runs with an average of 61 so that his overall average increas...
• Average run scored by a batsman in first ‘x’ matches is 42. In next 13 matches he scored runs with an average of 62 so that his overall average increas...
• Average run scored by a batsman in first ‘x’ matches is 43. In next 14 matches he scored runs with an average of 63 so that his overall average...