6. Statements: Some rats are cats. Some cats are dogs. No dog is cow.

Conclusions:

1. No cow is cat.
2. No dog is rat.
3. Some cats are rats.

A. Only (1)
B. Only (1) and (2)
C. Only (1) and (3)
D. Only (2) and (3)
E. Only (3)

7. Statements: All the books are papers. Some papers are journals. Some journals are calendars.

Conclusions:

1. Some journals are books.
2. Some calendars are papers.
3. Some books are journals.
4. Some books are calendars.

A. Only (1)
B. Only (2)
C. Only (3)
D. Only (4)
E. None of the four

8. Statements: All the bottles are boxes. All the boxes are bags. Some bags are trays.

Conclusions:

1. Some bottles are trays.
2. Some trays are boxes.
3. All the bottles are bags.
4. Some trays are bags.

A. Only (3) and (4)
B. Only (1) and (2)
C. Only (2) and (3)
D. Only (1) and (4)

9. Statements: Some cars are jeeps. All the boxes are jeeps. All the pens are cars.

Conclusions:

1. Some cars are boxes.
2. No pen is jeep.
3. Some boxes are cars.

A. None of three
B. Only (1) and (2)
C. Only (1) and (3)
D. Only (2) and (3)