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Average Practice Questions - Page 3

Questions 21–30 of 48 · Page 3 of 5

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Q21The average runs scored by a cricketer in 42 innings is 30. The difference between his maximum and minimum score in an innings is 100. If these two innings are not taken into consideration, then the average score of the remaining 40 innings is 28. Calculate the maximum runs scored by him in an innings?MediumSolve →Q22The average age of 5 sisters is 20 yr. If the age of the youngest sister be 4 yr, what was the average age of the group of sisters at the birth of the youngest sister?MediumSolve →Q23The average marks obtained by 120 students in an examination is 30. If the average marks of passed students is 40 and that of the failed students is 10, what is the 25% of the number of students who passed the examination?MediumSolve →Q24The average of four positive integers is 73.5. The highest integer is 108 and the least integer is 29. The difference between the remaining two integers is 15. Which of the following is smaller of the remaining two integers?MediumSolve →Q25A batsman in his 16th innings makes a score of 60 and thereby increases his average by 3. What is his average after the 16th innings?MediumSolve →Q26A train goes from Delhi to Kanpur and covers the whole distance with an average speed of 24 km/h. The train covers half the distance with a speed of 25 km/h. With what speed did the train cover the remaining distance?MediumSolve →Q27The average age of 4 members of a family is 25 yr. If the head of the family is included in this group, then average age increases by 20%. Find out the age of the head)MediumSolve →Q28A class is divided into two sections A and B. The passing average of 20 students of section A is 80% and passing average of 30 students of section B is 70%. What is the passing average of both the sections?MediumSolve →Q29The average age of 4 members of a family is 20 yr. If the youngest member is 4 yr old, what was the average age of the family at the time of the birth of the youngest member?MediumSolve →Q30The average age of a man and his son is 44 yr. The ratio of their ages is 31 : 13. What is the son’s age?MediumSolve →
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