Average
Quantitative Aptitude
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Quantitative Aptitude • Average
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In a class of 60 students, the average weight of all students is 52 kg. If the average weight of boys is 58 kg and that of girls is 48 kg, how many girls are there in the class?
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Quantitative Aptitude • Average
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A batsman scores 85 runs in his 17th innings, thereby increasing his average by 3 runs. What was his average before the 17th innings?
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Quantitative Aptitude • Average
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The average of 20 numbers is zero. How many numbers may be greater than zero?
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Quantitative Aptitude • Average
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The average of 9 numbers is 30. If the average of first 5 numbers is 25 and the average of last 5 numbers is 28, what is the fifth number?
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Quantitative Aptitude • Average
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The average of 6 numbers is 12. If each number is divided by 2, then increased by 2, what is the new average?
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Quantitative Aptitude • Average
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The average of 5 consecutive even numbers is 26. What is the largest number?
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Quantitative Aptitude • Average
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The average of three numbers is 15. Two of them are 12 and 18. What is the third number?
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Quantitative Aptitude • Average
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The average age of a class of 40 students is 15 years. When 10 new students are admitted, the average increases by 0.2 years. What is the average age of the new students?
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Quantitative Aptitude • Average
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The average salary of all employees in a company is Rs. 12,000. The average salary of 7 technicians is Rs. 15,000 and the average salary of the rest is Rs. 9,000. The total number of employees is:
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Quantitative Aptitude • Average
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The average of 8 numbers is 20. If each number is multiplied by 3, what is the new average?
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