BANK & INSURANCE (DATA INTERPRETATION) PART 1

Total Questions: 250

211. Directions [211-215]: Study the following pie chart carefully and answer the questions below.

Pie chart shows the distribution of the number of employees in various railway regions.

Total number of employees in railway = 20 Lakhs

Ques : What is the total number of employees working together in both south central and east central?

Correct Answer: (c) 11.2 lakhs
Solution:The percentage of employees working together in both south central and east central = 24 + 32 = 56 %
Total number = (56/100) × 20 = 11.2 lakhs

212. What is the average number of the employees working in south central, north west and east central?

Correct Answer: (b) 4.86 lakhs
Solution:Percentage average = (17 + 24 + 32) / 3 = 24.33%
Average = (24.33 / 100) × 20 = 4.86 lakhs

213. If the number of employees in north west have increased by 15%, then what will be the new employee count for north west?

Correct Answer: (b) 3.91 lakhs
Solution:

Actual number of employees in north west = (17/100) × 20 = 3.4 lakhs
15% increase = (3.4 / 100) × 115 = 3.91 lakhs

214. The number of employees in north west is what percent of the average of employees in north west and north east?

Correct Answer: (e) None of these
Solution:Number of employees in north west = 17% of 20 lakhs = 3.4 lakhs
Average percentage of north west and north east = (17 + 27) / 2 = 22%
Average of number of employees in north west and north east = 22 / 100 × 20 = 4.4 lakhs
Required percentage = (3.4/4.4) × 100 = 77.27%

215. If the overall number of employees in railways increased by 24% but the distribution of employees in given regions is same, then what will be the difference between the number of employees working in northeast and north-west?

Correct Answer: (b) 2.48 lakhs
Solution:

Difference between the percentage of employees working in north east and north west = 27 - 17 = 10%
24 percent increase in total number of employees i.e., 20 lakhs = 24.8 lakhs
Required difference = 10 percent of 24.8 lakhs = 2.48 lakhs

216. Directions [216-220]: Study the data carefully and answer the following questions.

Below bar graph shows the number of students who enrolled in three departments (Chemical, Electrical, and Mechanical) in five colleges:

Ques: The number of students who enrolled in Electrical department in college A is what percentage more or less than the number of students who enrolled in Chemical department in college C?

Correct Answer: (c) 35.29%
Solution:

Chemical

Electrical

Mechanical

A

280

220

200

B

210

440

320

C

340

250

300

D

240

200

480

E

360

250

200

The number of students who enrolled in Electrical department in college A = 220
The number of students who enrolled in Chemical department in college C = 340
Required Percentage = (340 - 220)/340 × 100 = 35.29%

217. The number of students who enrolled in Mechanical department in college B is what percentage of the number of students who enrolled in Electrical department in college E?

Correct Answer: (c) 128%
Solution:The number of students who enrolled in Mechanical department in college B = 320
The number of students who enrolled in Electrical department in college E = 250
Required Percentage = 320/250 × 100 = 128%

218. What is the difference between the number of students who enrolled in Chemical department in college D and E together and number of students who enrolled in Mechanical department in college A and C together?

Correct Answer: (a) 100
Solution:The number of students who enrolled in Chemical department in college D = 240
The number of students who enrolled in Chemical department in college E = 360
number of students who enrolled in Mechanical department in college A = 200
number of students who enrolled in Mechanical department in college C = 300
Required difference = (240 + 360) - (200 + 300) = 100

219. What is the average of number of students who enrolled in Chemical department in college A and those in college B?

Correct Answer: (d) 245
Solution:

Number of students who enrolled in Chemical department in college A = 280
number of students who enrolled in Chemical department in college B = 210
Required average = (280 + 210)/2 = 245

220. What is the ratio of the number of students who enrolled in Electrical department in college D to the number of students who enrolled in Mechanical department in college E?

Correct Answer: (d) 1:1
Solution:

The number of students who enrolled in Electrical department in college D = 200
The number of students who enrolled in Mechanical department in college E = 200
Required ratio = 200 : 200 = 1 : 1