IBPS PO Prelims 2019 - Quantitative Aptitude

1.		If in city A, the ratio of male graduates to female graduates is 3 : 4 and total graduates in the city are 70% of total population. Find population of females who are not graduate.

120

50

90

70

135

2.		By what percent female population in park D is more or less than the male population in park E?

15%

9.09%

11.11%

14.28%

12.5%

3.		X liters of milk is taken out and replaced with water from a container having 240 liters milk. Now, 20% of the mixture is taken out and replaced with water. In final mixture, the difference in quantity of milk & water is 128 liters. Find X.

12

10

9

11

8

4.

I. x^2 = 81

II. (y - 9)^2 = 0

If x > y

If x ≥ y

If y > x

If y ≥ x

If x = y or no relation can be established

5.		A can do a work in 36 days while B can do the same in 48 days. If A work for ‘x’ days while B work for ‘x+2’ days then one-third of the work is complete. Find the value of x.

4

8

6

7

5

6.		If 20 boys from each hostel left their hostel then find the average of remaining number of boys in all the hostels?

239.5

235

250.5

240.5

245.5

7.		The ratio of speed of boat in still water to speed of stream is 8 : 1. It takes 4 hours by boat to cover 54 km in downstream & 42 km in upstream. Find the downstream speed of boat.

25 kmph

24 kmph

21 kmph

27 kmph

23 kmph

8.		Time taken to travel a certain distance of ‘x’ km at speed of 40 km/h is 2 hours more than the time taken to travel (x+20) km at speed of 60km/h. Find the time taken to travel (x+40) km at the speed of 40 km/h?

9 hours

5 hours

8 hours

6 hours

7.5 hours

9.

Directions (21-25): What approximate value should come in place of question mark (?) in the following question?

Note: (you are not expected to calculate the exact value.)

111.01 + 41.23 + (4.96)^2 + (2.09)^2 = ?

195

162

181

170

189

10.		If 30 females from each park are above 80 years age then find the average of no. of females who are below or equal to the age of 80 years from all the parks.

295

285

300

280

290