Average Aptitude Mcq Pdf Model Questions & Answers, Practice Test for ibps po mains 2024 2025

Question :1

The batting average of a batsman for 20 innings is 35 and the difference b/w the runs of best inning and worst inning is 50. If these two innings are not included the average becomes 32 for 18 innings. The best score of the batsman is.

Answer: (a)

35 × 20 = 700.

Best (B) - Worst (W) = 50

700 - B - H = 18 × 32 = 576.

B + H = 124 and B - H = 50.

So B =87

Question :2

The average weight of 20 students is 60kg.If the weight of the teacher is added, average is increased by 2kg.What was the teacher's weight ?

Answer: (a)

x/20 =60; x = 1200

x/21 = 62; x = 1302

1302 - 1200 = 102

Question :3

The average mark in 2 subjects is 35 and in three other subject is 40.Then find the average mark in all the five matches ?

Answer: (b)

x/2 = 35; x = 70

x/3 = 40; x = 120

5 sub avg = (70 + 120)/5 = 38

Question :4

While calculating the weight of a group of men, the weight of 63 kg of one of the member was mistakenly written as 83 kg. Due to this the average of the weights increased by half kg. What is the number of men in the group?

Answer: (a)

Increase in marks lead to increase in average by $1/2$

So (83-63) = x/2

x = 40

Question :5

The average age of a husband and wife at the time of marriage is 22 years. After 3 years, they have a one year old child. Find the average age of the family of three at the time of birth of the child.

Answer: (a)

At the time of marriage sum of the age of husband and wife = 44 years.

After three years, total age of the family = 44 + 3 + 3 + 1 = 51 years.

At the time of child birth, age of family = 51 -1-1-1 = 48 years.

So average age = 48/3 = 16 years

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Average ibps po mains 2024 2025 question answer with explanation PDF

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