Question

In the questions below are given two statements followed by two Conclusions I and II. You have to take the two given statements to be true even if they #seem to be at variance from commonly known facts and decide which of the given conclusion(s) logically follow(s) from the two given statements, disregarding commonly known facts.

Statements 

1. All stars are planets. 
2. All planets are galaxies.

Conclusions

1. All galaxies are planets.
2. All stars are galaxies.

Options

• if only Conclusion I follows

• if only Conclusion II follows

• if neither I nor II follows

• if Conclusions I and II follow

Answer 1

if only Conclusion II follows
Explanation:

Conclusions

1. I. All galaxies are planets. (χ)
2. All stars are galaxies. (✓)

Hence, conclusion II follows.