## Lakshya Education MCQs

Question: The average weight of three boys A, B and C is $$54\frac{1}{3}$$ kg, while the average weight of B, D and E is 53 kg. What is the average weight of A, B, C, D and E?
Options:
 A. 52.4 kg B. 53.2 kg C. 53.8 kg D. Data inadequate E. None of these

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## More Questions on This Topic :

Question 1. While calculating the average of a batsman as 36 in 100 matches that he played, one of the scores 90 was incorrectly noted as 40. The percentage error is-
1.    0.5%
2.    1.21%
3.    1.34%
4.    1.36%
Question 2. The average of 8 numbers is 20. The average of first two numbers is $$15\frac{1}{2}$$ and that of the next three is $$21\frac{1}{3}$$. If the sixth number be less than the seventh and eighth numbers by 4 and 7 respectively, then the eight number is-
1.    18
2.    22
3.    25
4.    27
Question 3. In an examination, a pupil’s average mark was 63 per paper. If he had obtained 20 more marks for his Geography paper and 2 more marks for his History paper, his average per paper would have been 65. How many papers were there in the examination?
1.    8
2.    9
3.    10
4.    11
Question 4. The mean temperature of Monday to Wednesday was 37°C and of and of Tuesday to Thursday was 34°C. If the temperature on Thursday was $$\frac{4}{5}$$ that of Monday, the temperature of Thursday was-
1.    34°C
2.    35.5°C
3.    36°C
4.    36.5°C
Question 5. The average of ten numbers is 7. If each number is multiplied by 12, then the average of the new set of numbers is :
1.    7
2.    19
3.    82
4.    84