# PE 4 - Tables & Graphs | DI - Tables & Graphs

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**Answer the next 4 questions based on the information given below.**

Five companies A, B, C, D and E are headed by Bala, Gejo, Puri and Mallik from 2016 to 2020. Each of the four persons headed only 1 company during each year and no person headed the same company twice. No company was headed by more than one person in a year. The graph below shows the growth rate of these companies compared to previous year from 2016 to 2020.

Following information is also know:

- When Bala was made the head of a company in any year, the revenue increased by at least 12% compared to the previous year.
- When Gejo was made the head of a company in any year, the revenue decreased by at least 12% compared to the previous year.
- When Puri was made the head of a company in any year, the revenue increased by at least 7% compared to the previous year.
- When Mallik was made the head of a company in any year, the revenue decreased by at least 7% compared to the previous year.

**PE 4 - Tables & Graphs | DI - Tables & Graphs**

During which year was Gejo head of company D?

- (a)
2016

- (b)
2018

- (c)
2019

- (d)
None of these

Answer: Option C

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**Explanation** :

Hence, option (c).

Workspace:

**PE 4 - Tables & Graphs | DI - Tables & Graphs**

The head of company B in 2018 was the head of which company in 2020?

- (a)
A

- (b)
B

- (c)
D

- (d)
E

Answer: Option A

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**Explanation** :

Consider the solution for first question of this set.

Head of company B in 2018 was Puri.

In 2020 Puri was head of company A.

Hence, option (a).

Workspace:

**PE 4 - Tables & Graphs | DI - Tables & Graphs**

What is the ratio of revenue of company A at the end of the year when Bala was its head to that when Mallik was its head?

- (a)
0.92

- (b)
1.08

- (c)
1.087

- (d)
Cannot be determined

Answer: Option C

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**Explanation** :

Consider the solution for first question of this set.

Company A was headed by Bala in 2018 (+17%) and Mallik in 2019 (-8%).

Let the revenue of A be Rs. x at the end of 2018.

∴ Revenue at the end of 2019 = x × 0.92

⇒ Required ratio = x / 0.92x = 25/23 = 1.087.

Let the revenue of company A

Hence, option (c).

Workspace:

**PE 4 - Tables & Graphs | DI - Tables & Graphs**

How many companies were headed by Gejo before Puri?

Answer: 3

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**Explanation** :

Consider the solution for first question of this set.

Companies A, B and C were headed by Gejo before they were headed by Puri.

Hence, 3.

Workspace:

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