Statement: All plastics are glasses. Some sponges are glasses. All sponges are clothes All clothes are liquids. Conclusions: I. All liquids are sponges. II. Some plastics are clothes. III. All glasses are plastics. IV. All liquids are clothes.

All sponges are clothes + All clothes are liquids = A + A = All sponges are liquids → conversion → Some liquids are sponges (I). Hence I does not follows. All plastics are glasses + conversion of Some sponges are glasses = A + I = No conclusion Hence II does not follow. All plastics are glasses (A) → conversion → Some glasses are plastics (I) Hence III does not follow. All clothes are liquids(A) conversion Some liquids are clothes (I) Hence IV does not follow.