# CRE 4 - Triangular Charts | DI - Tables & Graphs

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**Answer the next 5 questions based on the information given below:**

The above diagram shows the percentage of students in six schools – A, B, C, D, E and F and whose favorite subject is Chemistry, Physics or Maths. The total number of students in these schools are A – 160, B – 192, C – 240, D – 200, E – 160 and F – 240.

**CRE 4 - Triangular Charts | DI - Tables & Graphs**

Find the number of students in schools C and D together whose favorite subject is Chemistry?

- (a)
190

- (b)
220

- (c)
250

- (d)
270

Answer: Option D

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**Explanation** :

∴ Number of students in C and D who like chemistry = 120 + 150 = 270.

Hence, option (d).

Workspace:

**CRE 4 - Triangular Charts | DI - Tables & Graphs**

How many more students in school B had Maths as their favourite subject when compared to the number of students in school A whose favourite subject is Physics?

- (a)
12

- (b)
14

- (c)
16

- (d)
20

Answer: Option C

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**Explanation** :

Consider the solution for the first question of this set.

Number of students in school B who had Maths as their favourite subject = 96

Number of students in school A whose favourite subject is Physics = 80

∴ Required answer = 96 – 80 = 16.

Hence, option (c).

Workspace:

**CRE 4 - Triangular Charts | DI - Tables & Graphs**

The number of students in school B whose favourite subject is Chemistry formed what percentage of the students in school C whose favourite subject is Physics?

- (a)
60

- (b)
90

- (c)
85

- (d)
None of these

Answer: Option D

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**Explanation** :

Consider the solution for the first question of this set.

Number of students in school B whose favourite subject is Chemistry = 48.

Number of students in school C whose favourite subject is Physics = 60

∴ Required answer = 48/60 × 100 = 80%.

Hence, option (d).

Workspace:

**CRE 4 - Triangular Charts | DI - Tables & Graphs**

Find the total number of students in the given six schools whose favourite subject is Physics.

- (a)
416

- (b)
398

- (c)
392

- (d)
382

Answer: Option B

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**Explanation** :

Consider the solution for the first question of this set.

The total number of students in the given six schools whose favourite subject is Physics = 80 + 48 + 60 + 0 + 60 + 150 = 398.

Hence, option (b).

Workspace:

**CRE 4 - Triangular Charts | DI - Tables & Graphs**

In the school in which the percentage of students whose favourite subject is Chemistry was the highest, what is the number of students whose favourite subject was not Chemistry?

- (a)
50

- (b)
40

- (c)
35

- (d)
75

Answer: Option A

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**Explanation** :

School D had the maximum percentage of students whose favourite subject is Chemistry.

In D, the number of students for whom the favourite subject was not Chemistry = 0 + 50 = 50

Hence, option (a).

Workspace:

**Answer the next 5 questions based on the information given below:**

The triangular chart given below represents the percentage of tourists from Agra, Bhubaneshwar, Coimbatore, Dehradun, Erode and Faridabad who visit one of the three countries out of Hong Kong, Singapore and Japan. (Assume that every tourist from each of these cities visits exactly one country.)

The total number of tourists in the above-mentioned cities are as follows:

A (Agra): 1600

B (Bhubaneshwar): 1800

C (Coimbatore): 1400

D (Dehradun): 2000

E (Erode): 2200

F (Faridabad): 1200

**CRE 4 - Triangular Charts | DI - Tables & Graphs**

What is the total number of people who visited Singapore in the city which has the highest number of people visiting Singapore and the city which has the lowest number of people visiting Singapore?

Answer: 1275

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**Explanation** :

Total number of people who visited Singapore in the city which has the highest number of people visiting Singapore and the city which has the lowest number of people visiting Singapore = 1000 + 275 = 1275.

Hence, 1275.

Workspace:

**CRE 4 - Triangular Charts | DI - Tables & Graphs**

The number of people visiting Japan from Erode exceeds the number of people visiting Singapore from Agra by:

Answer: 925

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**Explanation** :

Consider the solution for the first question of this set.

Number of people visiting Japan from Erode = 1925

Number of people visiting Singapore from Agra = 1000

∴ Required answer = 1925 – 1000 = 925.

Hence, 925.

Workspace:

**CRE 4 - Triangular Charts | DI - Tables & Graphs**

The number of people visiting Singapore from Agra form what percentage of the number of people visiting Japan from Dehradun?

Answer: 80

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**Explanation** :

Consider the solution for the first question of this set.

Number of people visiting Singapore from Agra = 1000

Number of people visiting Japan from Dehradun = 1250

∴ Required answer = 1000/1250 × 100 = 80%.

Hence, 80.

Workspace:

**CRE 4 - Triangular Charts | DI - Tables & Graphs**

What is the total number of people visiting Hong Kong from all the six cities put together?

Answer: 2100

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**Explanation** :

Consider the solution for the first question of this set.

∴ Required answer = 200 + 450 + 700 + 0 + 0 + 750 = 2100.

Hence, 2100.

Workspace:

**CRE 4 - Triangular Charts | DI - Tables & Graphs**

For the six cities together, the total number of people visiting Hong Kong is what percent less than the total number of people visiting Singapore?

- (a)
22.15%

- (b)
33.33%

- (c)
35.87%

- (d)
18.06%

Answer: Option C

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**Explanation** :

Consider the solution for the first question of this set.

Total number of people visiting Hong Kong = 200 + 450 + 700 + 0 + 0 + 750 = 2100

Total number of people visiting Singapore = 1000 + 450 + 350 + 750 + 275 + 450 = 3275.

∴ Required answer = (3275-2100)/3275 × 100 = 35.87%.

Hence, option (c).

Workspace:

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