Sum of the present ages of A, B, C and D is 72 years. After 3 years ratio of their ages is 5:4:3:2. What is C’s present age?

Statements:       Some wires are widths.

                               No width is a length.

Statement: 

Few Cartoons are not meme.

All meme are sketch.

Only a few sketchesare model.

Conclusion:

Statements:

No television is a magazine.

Some magazines are radios.

Some radios are newspapers.

Statement:

Few buses are truck.

At-most some bus are Tractor.

Only a few Tractors are train.

Conclusion:

Statement : Some copies are pens.

No diary is a copy

All pens are scales.

Statements:

All pens are papers.

Some papers are not books.

All books are pencils.

Conclusions:

Statements:

Some planet are constellation.

Only constellation are universe.

15% constellation are star.

Conclusions:

Statements:

Only a few constellation is movement

All springs is constellation

Only constellation is screw

Some tubes are not lamps. Some tubes may not be bulbs. All wires may be tubes.

Statements:Some fishes are octopus.

All octopuses are crocodiles.

Some crocodiles are families.