Comprehension

Direction: Read the following information carefully and answer the questions based on given information.

An uncertain number of persons sit on a horizontal row facing towards North direction. Seven persons sit between R and U. Four persons sit between M and W. K sits at the middle of V and M. U sits two places away from V. The number of person sits between T and L is one less than that of between L and U. The number of person sit to the left of T is one less than that of to the right of M. R sits third from extreme end. More than six persons sit between L and W. L sits five places away from R. The number of person sit between U and M is single digit highest prime number. T does not sit to the right of M. Not more than three persons sit between R and T.

What is strength of the row ?

This question was previously asked in
RRB Clerk Mains Memory Based Paper (Held On: 6 October 2024 Shift 1)
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  1. 20
  2. 35
  3. 27
  4. 25
  5. 15

Answer (Detailed Solution Below)

Option 4 : 25
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Detailed Solution

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Given: An uncertain number of persons sit on a horizontal row facing towards North direction.

1) R sits third from extreme end.

2) L sits five places away from R.

3) Seven persons sit between R and U. 

IMG -    1425      06-06-25      Sourav Saha  12

4) U sits second to the left of V.

5) The number of person sit between U and M is single digit highest prime number i.e. 7.

6) Four persons sit between M and W.

IMG -    1425      06-06-25      Sourav Saha  13

7) K sits at the middle of V and M.

8) The number of person sits between T and L is one less than that of between L and U.

9) The number of person sit to the left of T is one less than that of to the right of M.

10) T does not sit to the right of M. So, case 2(a) and 2(b) are eliminated.

11) Not more than three persons sit between R and T.

12) More than six persons sit between L and W. So, case 1(a) is eliminated. Hence, the final arrangement is as follows

IMG -    1425      06-06-25      Sourav Saha  14

Hence, the strength of the row is 25.

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