Practice Average Questions and Answers

• The average value of the property of Anil, Sunil, and Vinay is Rs. 90 lacs. The value of the property of Anil is Rs. 30 lacs less than the value of the pro...
• The average value of the property of Ravi, Sanjay, and Deepak is Rs. 75 lacs. The value of the property of Ravi is Rs. 20 lacs less than the value of the p...
• The average value of the property of Karan, Arjun, and Vikas is Rs. 78 lacs. The value of the property of Karan is Rs. 25 lacs less than the value of the p...
• The average age of a group of 50 students is 16 years. If 3 students whose ages are 18 years, 26 years, and _____ years are replaced by 3 new students whos...
• The average age of a group of 80 students is 14 years. If 3 students whose ages are 16 years, 22 years, and _____ years are replaced by 3 new students whos...
• The average age of a group of 70 students is 13 years. If 3 students whose ages are 15 years, 21 years, and _____ years are replaced by 3 new students whos...
• Average age of 3 children born at intervals of 2 years is 8. How old is the eldest child?
• Average of 8 numbers is 25. If average of first four and last two numbers is 15 and 40, respectively then find the fifth number given that ratio of fifth a...
• The average of 12, 33, and x is 25. What is the value of x?
• The university has 750 faculty (male and female only) out of which the females are 60%. The average height of females is 162 cm and that of males is 168 cm...
• The average age of P, Q, and R is 22 years. Two years ago, the sum of the ages of P and Q was 5 years less than the age of R. Find the present age of R.
• The average of the two numbers is 15, and the square root of their product is 12. What is the difference between the two numbers?
• The average of 10 observations is 60. It was realized later that an observation was misread as 39 in place of 93. The correct average is:
• The average income of a group of 30 freelancers is Rs. 500. If 3 freelancers earning an average of Rs. 550 leave the group and 1 freelancer earning Rs. N j...
• The average of 30 numbers is 1.2. The average of the first 20 of them is 1.1 and that of the next 9 is 1. Then the last number is:
• 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 ma...
• If the average of 38, 49, 42, and 'b' is 50, then find the value of '2b'.
• The average of the present ages of Arun, Mohan, and Deepak together is 30 years. Five years from now, the sum of the ages of Mohan and Deepak will be 66 ye...
• The average of five even numbers is 68. If we replace two of these even numbers, 84 and 92, with a single even number X, the new average decreases by 4. Wh...
• The average of five even numbers is 38. If we replace two of these even numbers, 88 and 92, with a single even number X, the new average decreases by 4. Wh...
• The average of five even numbers is 72. If we replace two of these even numbers, 84 and 92, with a single even number X, the new average decreases by 4. Wh...
• The average of five even numbers is 64. If we replace two of these even numbers, 84 and 92, with a single even number X, the new average decreases by 4. Wh...
• The average of five even numbers is 60. If we replace two of these even numbers, 84 and 92, with a single even number X, the new average decreases by 4. Wh...
• The average of five even numbers is 62. If we replace two of these even numbers, 84 and 92, with a single even number X, the new average decreases by 4. Wh...
• The average of five even numbers is 64. If we replace two of these even numbers, 84 and 92, with a single even number X, the new average decreases by 4. Wh...
• There are three distinct numbers ‘a’, ‘b’ and ‘c’. If, a = 150, (a + b) = 450 and (c – b) = 60, then find the average of a, b and c....
• What is the average of odd numbers greater than 10 but less than 30?
• The total number of students in class X and Y is 72. The number of students in X is 40% more than that in Y. The average marks of students in Y are 50% mor...
• The university has 750 faculty (male and female only) out of which the females are 60%. The average height of females is 162 cm and that of males is 168 cm...
• The average of 30 numbers is 55. The average of the first 15 numbers is 50 and the average of the last 12 numbers is 55. What is the average of 68, 74 and ...
• The average marks of all the students decreased by 2 when it was found that marks of one of the student were wrongly interpreted as 80 instead of 40. Find ...
• The average score of a group of 12 students in a math exam is 75. If the highest score, which is 95, is removed from the average, what will be the new aver...
• The average of five numbers is 30. If one of the numbers is removed, the average becomes 25. What is the number that was removed?
• The average weight of a group of (x - 3) employees is (x + 4) kg. If a manager of weight 54 kg joins the office, then average weight of the group increased...
• X and Y have weights of 36 kg and 60 kg, respectively. Z weighs 12 kg less than X. Calculate the average weight of X, Y, and Z.
• Ram played his first 4 matches with an average of 5 goals per match. However, he couldn't score any goals in the following 3 matches. How many goals does R...
• The average weight of 15 boys in a group is 48 kg. If the collective weight of 12 girls in another group is 25% lower than that of the boys, what is the ra...
• Determine the value of a − b given that a + 3b = 18a and 3a + b = 30 .
• In a tournament, the average score of eight batsmen in the Chennai team is 80. If the highest three scores are not considered, the new average of the remai...
• In a classroom, there are 24 male students and 16 female students. The male students have an average age of 16 years, while the female students average 14 ...