6.
Statement : Some hens are cows. All the cows are horses.

Conclusion :
I. Some horses are hens.
II. Some hens are horses.

7.
Statement : Some dogs are bats. Some bats are cats.

Conclusion :
I. Some dogs are cats.
II. Some cats are dogs.

8.
Statement : All the pencils are pens. All the pens are Inks.

Conclusion :
I.All the pencils are inks.
II. Some inks are pencils.

9.
Statement : Some cows are crows. Some crows are elephants.

Conclusion :
I.Some cows are elephants.
II. All crows are elephant.

10.
Statement : All the poets are goats. Some goats are trees.

Conclusion :
I.Some poets are trees.
II. Some trees are goats.