Statements:
Some files are folders.
No folders are plastics.
All plastics are bags.
Conclusions:
I. Some plastics are not files.
II. No folder is a bag.
III. Some folders are not bags.
Some files are folders (I) + No folders are plastics (E) ⇒ Some files are not plastics(O). Hence, conclusion I will not follow. No folders are plastics (E) + All plastics are bags (A) ⇒ Some bags are not folders(O*). Hence, conclusion II and III will not follow but will form a complementary pair. Alternate Method: Minimum possibility: 
Statements: Some printers are monitors.
All monitors are modems.
Some modems are keyboards.
Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at varianc...
Statement:
All Chairs are Sofa.
All bookshelf are Sofa.
All Beds are Chairs.
All cabinet are Sofas.
Conclusion: ...
Statements:
Few M are N.
Only N is O.
Some P is M.
Conclusions:
I). No M is O.
II). Some N are not M.
Statements: Some pins are mirrors.
All mirrors are boxes.
Conclusions:I. Some boxes are pins.
II. Some boxes are mirrors.
In the question below some statements are given followed by three conclusions I, II, and III. You have to take the given statements to be true even if ...
Statements:a. No copy is a pen.
b. Some pens are books
Conclusions:I. Some books are not copies
II. Some copies are not books.
Statement:
Some cables are wires.
All wires are plugs.
Conclusion:
Some cables are plugs.
All wires are plugs.
All desks may be tables. Some stools are not chairs. Some tables may not be chairs.
