Total Questions: 3
All tigers are fishes.
No elephant is a tiger Some deer are tigers.
Conclusions:
I. Some fishes are deer.
II. No elephant is a deer.
III. No deer is a fish
Only conclusion I follows.
No bench is a table.
No board is a bench.
Some benches are chalks.
(I) Some chalks are benches.
(II) Some chalks are not tables.
(III) Some chalks are not boards.
From Ven-Diagram,
Conclusions I, II and III follow
Some wallets are purses.
Some purses are bags.
All bags are suitcases.
I. No wallet is a suitcase.
II. Some purses are suitcases.
III. All wallets being bags is a possibility.
Only conclusions II and III follow