[PPSC SOs (Ballistics, Documents Photography, AudioVoice) SAs (Ballistics, Photography AudioVoice) 2023]

47. A vessel contains 400 liters of acid A and 80 liters of acid B. If ___________ liters of mixture is taken out from the vessel and ________ liters of acid B are added to the remaining mixture, then the final amount of acid A in the vessel becomes 250 liters more than the amount of acid B in it.
Which of the following integral values given in the options are possible in the blanks in same order?
1) (72, 22)
2) (60, 30)
3) (84, 24)
4) (48, 38)
5) (36, 48)

1. 2 & 4 only

2. 1 & 5 only

3. 2, 4 & 5 only

4. 1, 2 & 4 only

Correct Answer :

1, 2 & 4 only