Practice Average Questions and Answers

• In an examination the average marks of Rohit is 60. If he got 15 more marks in science and 21 more marks in maths then his average would have been 66. Find...
• The average of 17 numbers is 48. The average of first 9 numbers is 45 and average of next 9 numbers is 52. If 9th number is excluded, then the 60% of the a...
• In a class of 50 students, the girls are 76%. The average weight of boys is 62 kg and that of girls is 58 kg. What is the average weight (in kg) of whole c...
• The average age of Anuj, Saroj and Tanuj is 36 years. The average age of Anuj and Saroj is 30 years, while the average age of Tanuj and Anuj is 36 years. F...
• The average of 7 numbers is 28. The average of first three of them is 23 and the last three of them is 42. Then the fourth number is:
• Four numbers, when arranged in ascending order, are w, x, y and z. The average of the smallest three numbers is 25.5 while the average of the largest three...
• A kiosk has different brands of chips. 70% of the stores' sales are from selling potato chips. 30% of the sales are from 3 other chips and wafers. Every qu...
• There are three numbers such that when the average of any of the two numbers is added with the third number, sum obtained will be 130, 142 and 154. Find th...
• The average height of each student in a class of 20 students is 125 cm. If 10 new students joined the class, then the average height of the each student in...
• The average height of each student in a class of 15 students is 160 cm. If 6 new students joined the class, then the average height of the each student in ...
• The average height of each student in a class of 36 students is 169 cm. If 4 new students joined the class, then the average height of the each student in ...
• The average number of books sold by Viren in first 3 months is 3000 and in first 4 months is 3800. If the number of books sold by him in 5th month is 35% l...
• The average number of books sold by Viren in first 4 months is 3600 and in first 5 months is 4200. If the number of books sold by him in 6th month is 35% l...
• The average number of books sold by Viren in first 5 months is 3800 and in first 6 months is 4600. If the number of books sold by him in 7th month is 35% l...
• The average number of books sold by Viren in first 5 months is 3000 and in first 6 months is 3800. If the number of books sold by him in 7th month is 30% l...
• The average number of books sold by Viren in first 5 months is 3500 and in first 6 months is 4300. If the number of books sold by him in 7th month is 30% l...
• The ratio of the present ages of P and Q is 7:4 respectively. If the age of P 13 years hence from now will be 125% more than the age of Q 4 years ago from ...
• While tabulation of marks scored in an examination by the students of a class, by mistake the marks scored by one student got recorded as 93 in place of 63...
• The average run rate of a cricket team during the first 20 over’s is 4.5. What should be the asking rate per over for the next 30 over’s. if it has to ...
• The average of 35 numbers is 50. If 5 is added to each number, then the new average will be:
• The average of 24 numbers is 48. If 5 is added to each number, then the new average will be:
• The average of 25 numbers is 40. If 2 is added to each number, then the new average will be:
• The average of 18 numbers is 36. If 4 is added to each number, then the new average will be:
• The average of 16 numbers is 37. If 3 is added to each number, then the new average will be:
• Average 20 numbers is ‘x’. If the average of first 12 numbers is 62.5 while average of last 5 numbers is 74.8 and 13th, 14th and 15th numbers are (2x -...
• Average 20 numbers is ‘x’. If the average of first 12 numbers is 74.5 while average of last 5 numbers is 84.8 and 13th, 14th and 15th numbers are (4x -...
• Average 20 numbers is ‘x’. If the average of first 12 numbers is 75.5 while average of last 5 numbers is 86.6 and 13th, 14th and 15th numbers are (3x -...
• Average 20 numbers is ‘x’. If the average of first 12 numbers is 72.5 while average of last 5 numbers is 82.2 and 13th, 14th and 15th numbers are (3x -...
• Average 20 numbers is ‘x’. If the average of first 12 numbers is 62.5 while average of last 5 numbers is 84.8 and 13th, 14th and 15th numbers a...
• P spends 24% of his salary on transportation, 36% on food, 19% on children’s education and 17% on medical. He deposits the remaining amount of Rs. 32...
• Average 20 numbers is ‘x’. If the average of first 12 numbers is 64.5 while average of last 5 numbers is 86.6 and 13th, 14th and 15th numbers are (2x -...
• Average 20 numbers is ‘x’. If the average of first 12 numbers is 64.5 while average of last 5 numbers is 84.8 and 13th, 14th and 15th numbers a...
• The cost of packaging of the oranges is 15% the cost of fresh oranges themselves. The cost of oranges increased by 35% but the cost of packaging decreased ...
• The average of 75 percent of x and 48 percent of y is 90. What will be the average of 125 percent of x and 80 percent of y?
• Average weight of 12 nurses is 35 kg. If the weight of one more nurse is included, then average weight is increased by 2 kg. Find the weight of the newly a...
• Average weight of 13 nurses is 45 kg. If the weight of one more nurse is included, then average weight is increased by 1 kg. Find the weight of the newly a...
• Average weight of 15 nurses is 50 kg. If the weight of one more nurse is included, then average weight is increased by 1 kg. Find the weight of the newly a...
• Average weight of 11 nurses is 36 kg. If the weight of one more nurse is included, then average weight is increased by 2 kg. Find the weight of the newly a...
• Average weight of 12 nurses is 32 kg. If the weight of one more nurse is included, then average weight is increased by 2 kg. Find the weight of the newly a...
• Average weight of 13 nurses is 40 kg. If the weight of one more nurse is included, then average weight is increased by 2 kg. Find the weight of the newly a...