Practice Average Questions and Answers

• The average weight of 70 notebooks kept in a box is 7 kg. When a new notebook is placed in the box, then the average is 7.1kg. Specify the weight of the ne...
• An English-based company has 625 men and 625 female employees in a collaborative project. The average attendance of all employees is 74 calls per day. On a...
• The average of the first and second numbers is 45, while the average of the second and third numbers is 55. If the sum of the first and third numbers is 94...
• The average of the second and third numbers is 50, while the average of the first and fourth numbers is 54. If the sum of the second and fourth numbers is ...
• The average of the first and second numbers is 20, while the average of the second and third numbers is 25. If the sum of the first and third numbers is 44...
• Nora claims her age is between 18 and 22 years. Her grandmother says Nora's age is between 20 and 24 years. Her aunt thinks her age is between 19 and 21 ye...
• The average weight of 32 employees in an office is 38 kg, while the average weight of 6 managers overseeing these employees is 62 kg. If 12 employees and 2...
• A cricketer scored 240 runs in his first six matches of a tournament. Find the average runs the cricketer must score in the next four matches so that his a...
• A football player scored 400 points in the first eight games of the season. Find the average points he must score in the next two games so that his average...
• 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. 22,0...
• 2040, 600, 240, 150, ?, 121.875
• Average age of 25 students is 15 years. If 5 students leave the class, the average age decreases by 1 year. Find the average age of the students who left t...
• Average age of 30 students is 14 years. If 6 students leave the class, then the average age decreases by 0.5 years. Find the average age of the students wh...
• Average age of 16 students is 18 years. If 4 students leave the class, then the average age decreases by 1.5 years. Find the average age of the students wh...
• In 40 matches, Mia had a bowling average of 18.6. She played 3 more matches, took 3 wickets after conceding 162 runs, and her average increased by 1.8. Cal...
• The average marks scored by 30 boys and 40 girls are 75 and 85 respectively. Find the average marks scored by all the students together. (Answer should be ...
• The average marks scored by 45 boys and 55 girls are 78 and 84 respectively. Find the average marks scored by all the students together. (Answer should be ...
• The average marks scored by 32 boys and 38 girls are 70 and 92 respectively. Find the average marks scored by all the students together. (Answer should be ...
• The average marks scored by 20 boys and 45 girls are 88 and 94 respectively. Find the average marks scored by all the students together. (Answer should be ...
• The average of four numbers is 150. Two of the numbers are equal (not least), and 50 more than the least number. If the 4th number is twice the least numbe...
• The average of ten positive numbers is calculated as 56. On observing, it was found that two numbers 64 and 32 are wrongly interpreted as 76 and 52, respec...
• The average height of each person in group 'C' having 25 people is 10 cm less than the average height of each person in group 'D' having 20 people. If the ...
• The average height of each person in group 'G' having 28 people is 12 cm less than the average height of each person in group 'H' having 24 people. If the ...
• The average of 10 numbers is 18. When two new numbers 'a' and 'b' are added, the average increases by 2. If a - b = 30, find the value of b.
• The average of 8 numbers is 22. When two new numbers 'p' and 'q' are added, the average increases by 3. If p - q = 10, find the value of q.
• The average of five consecutive odd numbers is 45. What is the average of the first three numbers among them?
• The average of five consecutive odd numbers is 53. What is the average of the first three numbers among them?
• The average of five consecutive odd numbers is 61. What is the average of the first three numbers among them?
• The average weight of a group of 15 students increases by 1.5 kg when the weight of the teacher is also included. If earlier the average weight of the grou...
• 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 employ...
• The average weight of 30 students in a class increases by 0.5 kg when the weight of the principal is included. If earlier the average weight of the student...
• The average of the first four numbers is 'x+30', the average of the next 10 numbers is 'x', and the average of the remaining 6 numbers is 'x−20'. If the ...
• The average of the first 6 numbers is 'x+40', the average of the next 8 numbers is 'x', and the average of the remaining 6 numbers is 'x−10'. If the aver...
• The average of the first 10 numbers is 'x+20', the average of the next 14 numbers is 'x', and the average of the remaining 16 numbers is 'x−30'. If the a...
• Average of 20 numbers is 65. If the average of the first eight and last six numbers is 75.5 and 55.5 respectively, and if the twelfth number is 25% more th...
• The average weight of 8 students in a class is 35 kg. If the weight of 4 teachers is also included, then the new average weight of each person (teacher + s...
• The average weight of 12 students in a dance class is 45 kg. If the weight of 3 instructors is also included, then the new average weight of each person (i...
• The average weight of 9 students in a seminar is 42 kg. If the weight of 4 facilitators is also included, then the new average weight of each person (facil...
• The average weight of 5 students in a study group is 38 kg. If the weight of 2 mentors is also included, then the new average weight of each person (mentor...
• The average score of a student increased by 5 marks when he scored 210 marks in his 60th test. Find the average score of the student after 60 tests.