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Kunal bought 65 books for Rs 1050 fro...

Kunal bought 65 books for Rs 1050 from one shop and 50 books for Rs 1020 from another. What is the average price he paid per book? (a) Rs 18    (b) Rs 18.20    (c) Rs 24    (d) 36.40   (e) None of these

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RS AGGARWAL-AVERAGE-All Questions
  1. The following table shows the number of working hours and the numbe...

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  2. If the arithmetic mean of 0, 5, 4, 3 is a , that of -1,\ 0,\ 1,\ 5,...

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  3. Kunal bought 65 books for Rs 1050 from one shop and 50 books for Rs...

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  4. The average of the reciprocals of x and y is (a) ((x+y))/((x-y)) (b) (...

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  5. The average of two numbers is X Y . If one number is X , the oth...

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  6. There are five boxes in a cargo hold. The weight of the first box i...

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  7. In Arun’s opinion, his weight is greater than 65 kg but less than 7...

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  8. The average of 20 numbers is zero. Of them, at the most, how many m...

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  9. The mean of the first ten even natural numbers is (a) 9         (b)...

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  10. The arithmetic mean of first 11 natural numbers is (a) 5        (b)...

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  11. Find the average of all the numbers between 6 and 34 which are divi...

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  12. The average of the first five multiples of 3 is (a) 3         (b) 9...

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  13. The average of the first nine prime numbers is (a) 9 (b) 11 (c) 11 ...

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  14. A student was asked to find the arithmetic mean of the numbers 3, 1...

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  15. The average of 2, 7, 6 and x is 5 and the average of 18, 1, 6, x...

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  16. The total marks obtained by a student in Physics, Chemistry and Mat...

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  17. The average of the first 100 positive integers is (a) 49.5     (...

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  18. The average of odd numbers up to 100 is (a) 49      (b) 49.5     (c...

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  19. In a family, the average age of a father and a mother is 35 years. ...

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  20. The average of X1,\ X2 and X3 is 14. Twice the sum of X2 and X3 ...

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