The speed of a boat in still water is 9 km/hr and speed of current is 5 km/hr. If time taken to cover a certain distance upstream is 14 hours, then how long will the boat take to cover the same distance downstream?

Statements:

Some terms are formulas.

All terms are equations.

Some equations are symbols.

Conclusions:

Statement:

Some dog are tigers.

Only a few tigers are lions.

All lions are cat.

Conclusion:

Some paints are not wires. Some cables are not bulbs. Some paints are not bulbs

Statements:

Some Momos are Chowmin.

All Chowmin are Dosa

No Dosa is Burger.

Conclusions:

I). Some Momos can be Burger.

II). All Dosa are Chowmin.

Statements:

All Books are Flight.

Only a few Flight are Ticket.

No Ticket is a Memo.

Conclusions:

Statement: 

Some Sundays are Monday.

Only a few Monday are Tuesday.

All Wednesday are Tuesday.

Some laptops may be buses. Some buses are not mouse. Some pendrives may be buses.

Statements:

No door is a window.

Some windows are stems.

Only few stems are roots.

All roots are handles.

Statements:

No Summer is Winter.

Only a few Winter is Autumn

Some Summer are Spring.

Conclusions:

Statements:       Some chairs are table.

All tables are window.

Conclusions:       I. All table are chair.