[PPSC Naib Tehsildar 2022]

Directions (Questions no. 21 to 25) : Based on the following information, answer the given questions. In a one-day workshop, the following five researchers are invited : G, H, J, K and L. Each of the researchers will deliver a lecture of one hour. The five lectures need to be scheduled in five consecutive hours. The schedule for the lectures is also constrained by the following conditions : H cannot deliver a lecture in any of the first three hours. L must take the lecture in any of the hours before the lecture of H. J must take the lecture in any of the hours before the lecture of G. G must take the lecture in any of the hours before the lecture of K.

 

21. Which of the following can be the order from first to fifth, in which five researchers deliver their lectures ?

1. G, K, L, J, H

2. J, G, K, H, L

3. J, G, K, L, H

4. J, K, G, L, H

Correct Answer :

J, G, K, L, H