Arithmetic (Average) Questions and Answers
Quantitative Aptitude - Arithmetic Average Questions with Answers help calculate averages efficiently. Average Aptitude is widely asked in SSC, banking, and placement exams to enhance analytical and numerical skills.
Arithmetic (Average)
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67 questions
41. A cricketer has a certain average for 9 innings. In the tenth inning He scores 100 runs. thereby increasing his average by 8 runs. His new average is :
- 20 runs
- 24 runs
- 28 runs
- 32 runs
42. A man whose bowling average is 12.4 takes 5 wickets for 26 runs and thereby decrease his average by 0.4. The number of wckets, taken by him before his last match is :
- 85
- 78
- 72
- 64
43. A team of 8 persons joins in a shooting competition The average score for the team would have been 84. the number of points, the team scored, was :
- 672
- 665
- 645
- 588
44. The average weight of 3 men A, B and C is 84 kg. Another man D joins the group and the average now becomes 80 kg. If another men E, whose weight is 3 kg more than that D, replaces A then the average weight of B,C, D and E becomes 79 kg. the weight of A is
- 70 kg
- 72 kg
- 75 kg
- 80 kg
45. Three years ago, the average age of A,B, and C was 27 years and that of B and C, 5 years ago was 20 years A's present age is :
- 30 years
- 35 years
- 40 years
- 48 years
46. Three years ago, the average of a family of 5 members was 17 years. A baby having been born, the average age of the family is the same today. The present age of the baby is :
- 2 yrs
- 2.4 yrs
- 3 yrs
- 1.5 yrs
47. Five years ago, the average of A, B, C and D was 45 years. With E joining them now, the average of all the five is 49 years. How old is E?
- 25 years
- 40 years
- 45 years
- 64 years
48. Five years ago, the average of P and Q was 15 years. Average age of P, Q and R today is 20 years. How old will R be after 10 years ?
- 35 years
- 40 years
- 30 yers
- 50 years
49. The average age of boys in the class is twice the number of girls in he class. If the ratio of boys and girls in the class of 36 be 5 : 1, what is the total of the ages ( in years) of the boys in the class ?
- 490
- 196
- 420
- 360
50. In a cricket eleven, the average of eleven players is 28 years. Out of these, the average ages of three groups of three players each are 25 yers, 28 years and 30 yearss respectively. If in these groups, the captain and the youngest player are not incuded, and the captain is eleven years older than the youngest player,what is the age of the captain ?
- 33 years
- 34 years
- 35 years
- 36 years