Practice Average Questions and Answers

• The average of 10 numbers is 21.8. The average of the last four numbers is 15. If the average of the first five numbers is 23, then what is the value of th...
• The average of five positive numbers is 56. If the first number is three-fourth of the sum of the last four numbers, then the average of the last four numb...
• The average number of books on history, polity and geography in a library is 110, and the average number of books on history and geography is 120. If the n...
• The average number of books on history, polity and geography in a library is 150, and the average number of books on history and geography is 140. If the n...
• The average number of books on history, polity and geography in a library is 140, and the average number of books on history and geography is 150. If the n...
• The average number of books on history, polity and geography in a library is 144, and the average number of books on history and geography is 140. If the n...
• The average number of books on history, polity and geography in a library is 165, and the average number of books on history and geography is 140. If the n...
• There are 4 numbers – A, B, C & D. B is 25% more than A and D is equal to average of A & C. Ratio of A to C is 3 : 4 and C is 5 more than B. Find value o...
• The average weight of 12 players in a team is increased by 1/3 kg, when one of the players whose weight is 55 kg is replaced by another player. What is the...
• The average number of taxis of three colours (black, white and yellow) in a taxi stand is 150. The number of black taxis is 50 more than that of yellow tax...
• The average number of taxis of three colours (black, white and yellow) in a taxi stand is 144. The number of black taxis is 30 more than that of yellow tax...
• The average number of taxis of three colours (black, white and yellow) in a taxi stand is 123. The number of black taxis is 40 more than that of yellow tax...
• The average number of taxis of three colours (black, white and yellow) in a taxi stand is 155. The number of black taxis is 60 more than that of yellow tax...
• The average number of taxis of three colours (black, white and yellow) in a taxi stand is 160. The number of black taxis is 65 more than that of yellow tax...
• Mr. X invested Rs. 600 in two schemes, A and B in the ratio of 7:3, respectively. Scheme A and B are offering simple interest at rate of 4% per annum and 6...
• Average of 20 numbers is 90. Average of first 8 numbers is 92 while average of last nine numbers is 40. If ninth number is 25% less than the tenth number w...
• Average of 20 numbers is 90. Average of first 8 numbers is 114 while average of last nine numbers is 40. If ninth number is 25% less than the tenth number ...
• Average of 20 numbers is 90. Average of first 8 numbers is 125 while average of last nine numbers is 40. If ninth number is 25% less than the tenth number ...
• Average of 20 numbers is 90. Average of first 8 numbers is 103 while average of last nine numbers is 40. If ninth number is 25% less than the tenth number ...
• Average of 20 numbers is 90. Average of first 8 numbers is 125 while average of last nine numbers is 40. If ninth number is 25% less than the tenth number ...
• Average weight of a team of 8 persons is 50 kg. When one more person joins the team, the average weight of the team increases by 7 kg. Find the weight of n...
• Average weight of a team of 13 persons is 33 kg. When one more person joins the team, the average weight of the team increases by 4 kg. Find the weight of ...
• Average weight of a team of 16 persons is 37 kg. When one more person joins the team, the average weight of the team increases by 4 kg. Find the weight of ...
• Average weight of a team of 18 persons is 40 kg. When one more person joins the team, the average weight of the team increases by 4 kg. Find the weight of ...
• Average of 8 numbers is 70. If average of first four and last two numbers is 80 and 45, respectively then find the fifth number given that ratio of fifth a...
• Average of 8 numbers is 50. If average of first four and last two numbers is 40 and 35, respectively then find the fifth number given that ratio of fifth a...
• Average of 8 numbers is 70. If average of first four and last two numbers is 90 and 50, respectively then find the fifth number given that ratio of fifth a...
• Average of 8 numbers is 80. If average of first four and last two numbers is 90 and 60, respectively then find the fifth number given that ratio of fifth a...
• Average of 8 numbers is 50. If average of first four and last two numbers is 60 and 70, respectively then find the fifth number given that ratio of fifth a...
• Average of 8 numbers is 80. If average of first four and last two numbers is 70 and 60, respectively then find the fifth number given that ratio of fifth a...
• 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...
• Average of 8 numbers is 70. If average of first four and last two numbers is 50 and 60, respectively then find the fifth number given that ratio of fifth a...
• Average run scored by a batsman in 20 innings is 90. In next 6 innings, he scored runs with an average of ‘x’ so that his overall average increases by ...
• Average run scored by a batsman in 18 innings is 60. In next 6 innings, he scored runs with an average of ‘x’ so that his overall average increases by ...
• Average run scored by a batsman in 60 innings is 180. In next 6 innings, he scored runs with an average of ‘x’ so that his overall average increases by...
• Average run scored by a batsman in 14 innings is 80. In next 6 innings, he scored runs with an average of ‘x’ so that his overall average increases by ...
• Average run scored by a batsman in 20 innings is 60. In next 6 innings, he scored runs with an average of ‘x’ so that his overall average increases by ...
• Average run scored by a batsman in 16 innings is 40. In next 6 innings, he scored runs with an average of ‘x’ so that his overall average increases by ...
• Average run scored by a batsman in 20 innings is 88. In next 6 innings, he scored runs with an average of ‘x’ so that his overall average increases by ...
• 5 positive numbers are written on a piece of paper. Sum of first 3 numbers is 60 and ratio of the 4th and the 5th number is 2:3. If difference between the ...