Venn – Diagram – Railway Reasoning part – 5

Total Questions: 50

41. How many pens are coal? [RRB NTPC 06/04/2021 (Evening)]

Correct Answer: (d) 6
Solution:

Pens that is also coal is the common number in both triangle and rectangle = 2 + 4 = 6

42. At a dinner party some people served themselves only fish and some only meat. Some were vegetarians who did not serve either. The remaining people served both fish and meat. Select the Venn diagram that best represents the above scenario. [RRB NTPC 06/04/2021 (Evening)]

Correct Answer: (a)
Solution:

43. Please read the following information carefully and answer the questions that follows. [RRB NTPC 06/04/2021 (Evening)]

In a group of 140 people, 75 love to watch cricket and 60 love to watch football. There are 35 people who love to watch both the sports.
How many people love to watch at least one sport?

Correct Answer: (c) 100
Solution:

Number of people who love to watch at least one sport = 75 + 60 - 35 = 135 - 35 = 100

44. Select the Venn diagram that best represents the relationship between the given set of classes. [RRB NTPC 06/04/2021 (Evening)]

School, classroom, blackboard.

Correct Answer: (b)
Solution:

45. Select the option that is best represented by the following Venn diagram. [RRB NTPC 07/04/2021 (Morning)]

Correct Answer: (b) Wheat, Crop, Cereal
Solution:

Wheat is a cereal and cereal is a crop .

46. In the given diagram, circle represents ‘tall people’, the square represents the ‘girl’ and arrow represents ‘boys’. [RRB NTPC 07/04/2021 (Morning)]

Which of the following letters represent people who are tall but not girls ?

Correct Answer: (c) C and D
Solution:

Given , circle - tall people Square - girl , Arrow - boys
tall but not girl = C and D

47. From among the options, select the Venn diagram which correctly depicts the relationship between the following three classes. [RRB NTPC 07/04/2021 (Evening)]

Animal, fish, plant

Correct Answer: (a)
Solution:

48. Study the diagram given below and answer the question that follows. [RRB NTPC 07/04/2021 (Evening)]

What number of students have sketch colours, crayons as well as pencil colours?

Correct Answer: (b) 3
Solution:

The number of students having sketch colours, crayons as well as pencil colours are represented by the common region in triangle, circle and rectangle and this region is represented by the number 3.

49. From among the options, select the Venn diagram which correctly depicts the relationship between the following three classes. [RRB NTPC 07/04/2021 (Evening)]

Walk, Crawl, Movement

Correct Answer: (a)
Solution:

50. Select the Venn diagram that best represents the relationship between the following three classes. [RRB NTPC 08/04/2021 (Morning)]

Fruit, Coffee, Drink

Correct Answer: (a)
Solution: