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Five boys J, K, L, M and T are standing in a queue one after the other (not necessarily in the same order). There is only one boy between K and L. There are four boys behind J. T is three places ahead of L. Three of the following four pairs are alike in a certain way.

(A) TM

(B) JK

(C) KL

(D) TL

Choose the PAIRS which are alike in certain way from the options given below:

Solution

✅ Correct Option: 1

Given information:

  • 5 boys (J, K, L, M, T) in a queue
  • One boy between K and L
  • Four boys behind J
  • T is three places ahead of L

Since there are 4 boys behind J in a queue of 5 boys, J must be in position 1.

Position 1: J


T is three places ahead of L. The possible cases:

  • If L is at position 4, T is at position 1
  • If L is at position 5, T is at position 2

Since J is already at position 1, L must be at position 5 and T at position 2.

Position 1: J

Position 2: T

Position 5: L


There is only one boy between K and L. Since L is at position 5, K must be at position 3 (with one position between them).

Position 1: J

Position 2: T

Position 3: K

Position 4: M (remaining boy)

Position 5: L

Final arrangement: J - T - K - M - L


Checking each pair:

(A) TM: T at position 2, M at position 4 → 1 boy between them (K)

(B) JK: J at position 1, K at position 3 → 1 boy between them (T)

(C) KL: K at position 3, L at position 5 → 1 boy between them (M)

(D) TL: T at position 2, L at position 5 → 2 boys between them (K and M)


Pairs (A), (B), and (C) have exactly 1 boy between them, while pair (D) has 2 boys between them.

Therefore, the pairs that are alike are (A), (B), and (C) only.

The answer is Option 1.

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