Practice Average Questions and Answers

• 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 ...
• 5 positive numbers are written on a piece of paper. Sum of first 3 numbers is 55 and ratio of the 4th and the 5th number is 2:3. If difference between the ...
• 5 positive numbers are written on a piece of paper. Sum of first 3 numbers is 40 and ratio of the 4th and the 5th number is 2:3. If difference between the ...
• 5 positive numbers are written on a piece of paper. Sum of first 3 numbers is 50 and ratio of the 4th and the 5th number is 2:3. If difference between the ...
• 5 positive numbers are written on a piece of paper. Sum of first 3 numbers is 55 and ratio of the 4th and the 5th number is 2:3. If difference between the ...
• 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 ...
• 5 positive numbers are written on a piece of paper. Sum of first 3 numbers is 70 and ratio of the 4th and the 5th number is 2:3. If difference between the ...
• The average cost price of 25 pens (having equal cost price) decreased by Rs.4, when one of the pen is replaced by a new pen having cost price of Rs.60. Fin...
• The average cost price of 12 pens (having equal cost price) decreased by Rs.2, when one of the pen is replaced by a new pen having cost price of Rs.80. Fin...
• The average cost price of 13 pens (having equal cost price) decreased by Rs.3, when one of the pen is replaced by a new pen having cost price of Rs.60. Fin...
• The average cost price of 14 pens (having equal cost price) decreased by Rs.2, when one of the pen is replaced by a new pen having cost price of Rs.80. Fin...
• The average cost price of 21 pens (having equal cost price) decreased by Rs.3, when one of the pen is replaced by a new pen having cost price of Rs.55. Fin...
• The average cost price of 18 pens (having equal cost price) decreased by Rs.2, when one of the pen is replaced by a new pen having cost price of Rs.74. Fin...
• Average marks scored by Vineet in five subjects are 70. The average marks scored by him (excluding his highest and lowest marks) are 50 and lowest marks sc...
• Average marks scored by Vineet in five subjects are 65. The average marks scored by him (excluding his highest and lowest marks) are 50 and lowest marks sc...
• Average marks scored by Vineet in five subjects are 85. The average marks scored by him (excluding his highest and lowest marks) are 70 and lowest marks sc...
• Average marks scored by Vineet in five subjects are 90. The average marks scored by him (excluding his highest and lowest marks) are 80 and lowest marks sc...
• Average marks scored by Vineet in five subjects are 80. The average marks scored by him (excluding his highest and lowest marks) are 72 and lowest marks sc...
• Average marks scored by Vineet in five subjects are 85. The average marks scored by him (excluding his highest and lowest marks) are 65 and lowest marks sc...
• Average marks scored by Vineet in five subjects are 75. The average marks scored by him (excluding his highest and lowest marks) are 60 and lowest marks sc...
• Average marks scored by Vineet in five subjects are 72. The average marks scored by him (excluding his highest and lowest marks) are 56 and lowest marks sc...
• The average of ten numbers is A. If c is subtracted from each number except the tenth and (c-1) is subtracted from the tenth number, then what will be the ...
• The income of B is 85% of A and income of C is Rs 3600 more than that of B. The average income of all three together is Rs. 8400. A and B spend 50% of thei...
• The average of four numbers (z+16), (y+15), (y-25) and 1.2z is (y-6). If one more number which is 144 is added then the new average will be (y-1). The valu...
• A mixture contains oil and water in the ratio 7:5. When 70% of this mixture is replaced with 153 litres of water, the ratio becomes 8: 13. Than, what will ...
• In a General store, the average cost of a Rice bag, Pulse bag and Sugar bag is Rs.600. The average cost of sugar bag and Pulse bag is Rs.650. What will be ...
• Average weight of each student, in a class of 70 students, is 86kg. If the ratio of number of boys and girls in the class is 4:3, respectively and average ...
• The average age of a category of 5 members is 40 years. If a person whose age is 60 years will left the group and two new persons whose age is 'a' years an...
• In a Company the average income of all the employees is Rs. 20000 per month. Recently the company announced increment of Rs. 2000 per month for all the emp...
• The average expenditure of Mr. Sharma for January to June is Rs. 4200 and he spent Rs. 1200 in January and Rs. 1500 in July. The average expenditure for th...
• The average weight of 5 students in a class is 25.8kg. When a new student joins them, the average weight increases by 3.9kg. Then what will be the approxim...
• The average height of Nakul, Baneet, Preetam and Yash is 20 cm, while the average height of Nakul, Preetam and Yash is 16 cm. If height of Manish is 25% mo...
• The total number of students in class A and B is 72. The number of students in A is 40% more than that in B. The average marks of students in B are 50% mor...
• The average of three numbers P, Q and R is 1600. R is 75% more than P. The ratio of P and Q is 4:5 respectively. If R is 25% less than S, then find out the...
• In the Board exams, the average marks scored by 20 students is 55. But while calculating, marks of 2 students were wrongly entered as 43 and 60 in place of...
• The mean weight of 'w' students in a classroom is 42 kg. When the class teacher, weighing 61.5 kg, is added to the group, the average weight increases by 0...
• The mean of a set of 8 numbers is 80. If the average of the first four numbers and the last two numbers is 90 and 60, respectively, and the ratio of the fi...
• The mean purchase price of items 'X' and 'Y' is Rs. 600. Article 'X' is sold with a 20% profit, while article 'Y' is sold with a 30% profit. Calculate the ...
• "X" acquired 15 books at a cost of Rs. 840 each and an additional 25 books at a price of Rs. 480 each. Determine the average price per book "X" bought.
• If average of first 9 numbers is (n – 50) and the sum of remaining number is 1620. Find the value of ‘n’, if the average of 21 numbers is ‘n’. ...