Averages Practice Questions
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The average marks in English subject of a class of 24 students is 56. If the marks of three students were misread as 44, 45 and 61 of the actual marks 48, 59 and 67 respectively, then what would be the correct average?
(a) 56.5 (b) 59 (c) 57.5 (d) 58
(e) None of these
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The sum of 8 consecutive odd numbers is 656. Also, average of four consecutive even numbers is 87. What is the sum of the smallest odd number and the second largest even number ?
(a) 165 (b) 175 (c) 163
(d) Cannot be determined (e) None of these
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The average of 5 numbers is 65. The average of the first two numbers is 81 and the average of the last two numbers is 38. What is the third number?
(a) 63 (b) 87 (c) 99
(d) Can't be determined (e) None of these
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Average score of Rahul, Manish and Suresh is 63. Rahul's score is 15 less than Ajay and 10 more than Manish. If Ajay scored 30 marks more than the average scores of Rahul, Manish and Suresh, what is the sum of Manish's and Suresh's scores ?
(a) 120 (b) 111 (c) 117
(d) Can't be determined (e) None of these
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Sum of eight consecutive numbers of Set A is 376. What' is the sum of five consecutive numbers of another set if its minimum number is 15 ahead of average of Set A ?
(a) 296 (b) 320 (c) 324
(d) 284 (e) None of these
Answers:
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e
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c
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b
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b
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b
