Question

Identify the conclusions which can be concluded by using given statement

Statement I All scientists are fools.
Statement II All fools are illiterate.
Conclusion A All scientists are illiterate.
Conclusion B All illiterate are scientists.
Conclusion C All illiterates are fools.
Conclusion D Some illiterate are scientists.

• A. Only A and D follow
• B. Only B follows
• C. Only C and D follow
• D. Only D follows
• E. None follows

Answer 1

The correct option is A Only A and D follow

Statement I All scientists are fools.
Statement II All fools are illiterate.
Conclusion A All scientists are illiterate. True, all scientists are fools, which are illiterate. So all scientists are illiterate.
Conclusion B All illiterate are scientists. False, all scientists are illiterate, but all illiterate may not be scientists.
Conclusion C All illiterates are fools. False, all fools are illiterate, but all illiterate may not be fools.
Conclusion D Some illiterate are scientists. True, all scientists are illiterate, but some illiterates will be scientists.