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Standard VII

Geography

Quality of groundwater

Statement All...

Question

Statement

All hills are rivers

All rivers are rocks

Some rocks are sticks

Conclusions

I. Some sticks are rivers

II. Some sticks are hills

III. Some rocks are hills

Only II & III follows

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Only II follows

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Only III follows

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None of these

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Solution

The correct option is C
Only III follows

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Similar questions

Statement

Some hills are rocks

All rocks are mountains

All mountains are rivers

No river is canal

Conclusions

I. All hills are rivers

II. Some rocks are canals

III. Some rivers are canals

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All rocks are sheets.

Some sheets are rocks.

All rocks are walls.

Conclusions:

I. Some walls are rocks.

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Q. Statements: All drums are tubes.
Some tubes are pipes.
No pipe is a stick.
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Conclusions I: Some rubbers are tubes.
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Q. In each of the questions below, four statements are given followed by four conclusions numbered I, II, III and IV. You have to take the given statements to be true even if they seem to be at variance from commonly known facts. Read all the conclusions and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts.

Statements
All tables are round.
Some hills are round.
Some rivers are hills.
All rivers are conical.

Conclusions
I. Some rivers are round.
II. Some hills are conical.
III. Some rivers are both hills and round.
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Statements:

Some lamps are sticks.

Some flowers are sticks.

Some sticks are dresses.

All dresses are shirts.

Conclusions:

I. Some shirts are lamps.

II. Some shirts are flowers.

III. Some flowers are lamps.

IV. Some dresses are lamps.

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Statement All hills are rivers All rivers are rocks Some rocks are sticks Conclusions I. Some sticks are rivers II. Some sticks are hills III. Some rocks are hills

The correct option is C Only III follows

Statement

All hills are rivers

All rivers are rocks

Some rocks are sticks

Conclusions

I. Some sticks are rivers

II. Some sticks are hills

III. Some rocks are hills

The correct option is C
Only III follows