# Reasoning Questions: Syllogism Set 13

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1. Some stars are moons. All Suns are moon. No earth is a star.
I.All stars are not earth
II.No earth is a moon
1.Only I follow
2.Only II follow
3.Either I or II follow
4.Neither I nor II follow
5.Both I and II follow
Explanation :
From I and III => some stars are not earth = all stars are not earth => True
From III =>Only star is not earth => False

2. All cars are vans. No van is a bus
I.Atleast some cars are buses
II.No car is a bus
1.Only I follow
2.Only II follow
3.Either I or II follow
4.Neither I nor II follow
5.Both I and II follow
Explanation :
All+no = no => II true
Hence II does not follow

3. Some papers are questions. All questions are answers. No copy is a paper
I.Some questions not being paper is a possibility
II.Some questions are not copies
1.Only I follow
2.Only II follow
3.Either I or II follow
4.Neither I nor II follow
5.Both I and II follow
Answer –5.Both I and II follow
Explanation :
I => Some papers are questions => Some questions are papers => possibility exist
From I and III=> some +no= some not

4. All coins are notes. No note is a rupee. Some rupees are dollars
I.All coins are rupees
II.No note is a dollar
1.Only I follow
2.Only II follow
3.Either I or II follow
4.Neither I nor II follow
5.Both I and II follow
Answer –4.Neither I nor II follow
Explanation :
I and II => All+ no = no => I does not follow
II and III =>No + some =some not => II does not follow

5. Some classes are schools. No college is a school. Some colleges are institute.
I.All institutes being class is a possibility
II.No school is a college
III. All institutes are colleges
1.Only I follow
2.Only II follow
3.Either I or II follow
4.Neither I nor II follow
5.Both I and II follow
Explanation :
I => No connection b/w class and institute so possibility can exist
II=> No college is a school => No school is a college => true
III=> Some colleges are institute => III does not exist

6. Some rivers are lakes. Some lakes are pond.No pond is a ocean
I.All rivers are pond
II.No ocean is a lake
1.Only I follow
2.Only II follow
3.Either I or II follow
4.Neither I nor II follow
5.Both I and II follow
Answer – 4.Neither I nor II follow
Explanation :
I => some +some = no conclusion => I does not follow
II=> Some+no = some not => II does not follow

7. Some rings are bangles. Some bangles are watches.No watch is a gold
I.All golds are watches
II.All rings being watch is a possibility
III.Atleast some bangles are not gold
1.Only I follow
2.Only II follow
3.Either I or II follow
4.Both I and II follow
5.Both II and III follow
Answer –5.Both II and III follow
Explanation :
I => No watch is a gold=> I does not follow
II=> No connection b/w ring and watch hence possibility can exist
III=> some +no => some not => III follow

8. All blades are sharp.Some blades are blunt.No blunt is a sword.
I.All sword being blades is a possibility.
II.At least some blades may be sharp.
1.Only I follow
2.Only II follow
3.Either I or II follow
4.Neither I nor II follow
5.Both I and II follow
Answer –5.Both I and II follow
Explanation :
I=> Some+no =some not=> possibility can exist
II=> All=> some=> I follow

9. All bottles are cups. No cup is a plate. Some spoons are plate
I.At least some spoons are not cups
II.No plate is a cup
1.Only I follow
2.Only II follow
3.Either I or II follow
4.Neither I nor II follow
5.Both I and II follow
Answer –5.Both I and II follow
Explanation :
I=> some + no => some not =>true
II=> No cup is a plate => No plate is a cup => true

10. No triangle is a square.No square is a circle. Some rectangles are circles.
I.Some triangles are not circles
II.At least some rectangles are not squares.
1.Only I follow
2.Only II follow
3.Either I or II follow
4.Neither I nor II follow
5.Both I and II follow