IBPS PO Prelims 2021 - Quantitative Aptitude

1.

In the given question, two equations numbered l and II are given. Solve both the equations and mark the appropriate answer.

I. x2 – 35x + 294 = 0

II. y2 – 68y + 1140 = 0

x > y

x < y

x ≥ y

x ≤ y

x = y or relationship between x and y cannot be established.

2.

Directions(16-20): Degree - wise breakup of employees working in various department of an organisation and the ratio to men to women. Total Number of Employees = 6000

Department	Men	Women
Production	5	4
HR	20	13
IT	5	4
Marketing	7	10
Accounts	15	17

What is the number of men working in the marketing department?

240

360

420

720

500

3.		What should come in place of the question mark '?' in the following number series? 46, ?, 284, 345, 378, 391

187

180

190

175

192

4.		What is the ratio between the number of female workers and female employees of five companies?

1 : 5

1 : 4

2 : 5

1 : 3

2 : 3

5.		The total number of girls in Quiz is approximately what percent of the total number of students in Quiz?

18%

72%

62%

28%

36%

6.		The number of men working in the IT department of the Organisation is approximately what percent of the total number of employees working in that department?

24%

56%

40%

72%

50%

7.

In the given question, two equations numbered l and II are given. Solve both the equations and mark the appropriate answer.

I. x2 - 12x + 35 = 0

II. y2 - 25y + 126 = 0

x > y

x < y

x ≥ y

x ≤ y

x = y or relationship between x and y cannot be established.

8.		A alone can complete a work in 25 days and B alone can do the same work in 20 days. A started the work and after working 7 days B joined A to finish the remaining work. In how many days, the total work will be finished?

8 days

15 days

9 days

12 days

None of these

9.		The difference in the number of boys and girls who are enrolled in painting is what percentage of the total number of students who are enrolled in Debating? (approximately)

20%

34%

26%

38%

None of the above

10.		A shopkeeper purchased two types of wheat costing Rs. 220 per kg and Rs. 300 per kg. In what ratio should he mix the wheat so that he could sell the mixture at the rate of Rs. 360 per kg in order to earn the profit of 25%?

4 : 15

2 : 17

4 : 17

3 : 16

3 : 17