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Quantitative Aptitude DI

Here we are providing new series of Quantitative Aptitude Questions for upcoming exams, so the aspirants can practice it on a daily basis.

Study the following information carefully and answer the questions given below.

The given bar graph shows the number of population in five different cities - A, B, C, D and E in 2018

The given table shows the number of male to female population in five different cities.

1) What is the total number of female population in City D and E together?

A) 4000

B) 6000

C) 8000

D) 10000

E) None of these

2) What is the average number of male population in all the cities together?

A) 7600

B) 7900

C) 8200

D) 8500

E) None of these

3) What is the difference between the number of female population in B and E together and the number of female population in A and C together?

A) 5000

B) 4000

C) 3000

D) 2000

E) None of these

4) If the ratio of the number of population in below poverty to above poverty in city B is 13: 17, then what is the difference between the number of male population from A and the number of above poverty population in B?

A) 300

B) 400

C) 500

D) 200

E) None of these

5) In 2019 the number of female population in D is increased by 40% compared to previous year and the number of male population in D is decreased by 20% compared to previous year. What is the total number of population in D in 2019?

A) 15200

B) 15600

C) 14900

D) 14960

E) None of these

6) What is the ratio of the number of male population in C and E together to the average number of female population from A, B, D and E together?

A) 38:11

B) 39:16

C) 40:13

D) 44:17

E) None of these

Answers :

Directions (1-6):

1) Answer: C

Required total = 4000 + 4000 = 8000

2) Answer: C

Required Average = (9000 + 9000 + 5000 + 12000 + 6000)/5 = 8200

3) Answer: B

B and E female population = 6000 + 4000 = 10000

A and C female population = 3000 + 3000 = 6000

Difference = 10000 – 6000 = 4000

4) Answer: C

Number of above poverty population in B = 17/30 * 15000 = 8500

Number of male population in A = 9000

Difference = 9000 – 8500 = 500

5) Answer: A

Number of female population in D in 2019 = 4000 * 140/100 = 5600

Number of male population in D in 2019 = 12000 * 80/100 = 9600

Total population in D in 2019 = 5600 + 9600 = 15200

6) Answer: D

Required ratio = (5000 + 6000):(3000 + 6000 + 4000 + 4000)/4

= 11000:4250

= 220:85

= 44:17

Directions (7-9):

Box A:

Total = 36

Red = 36 * 3/9 = 12

Blue = 36 * 2/9 = 8

Green = 36 * 4/9 = 16

 Box B:

Total = 125/100 * 36 = 45

Red = 125/100 * 12 = 15

Blue = (45 – 15) * 3/5 = 18

Green = 30 * 2/5 = 12

Box C:

Total = 45 + 5 = 50

Red = 15 – 1 = 14

Blue = 12 + 8 = 20

Green = 50 – 14 – 20 = 16