# Deductive Reasoning Quiz Set 005

### Question 1

1. Pictures can tell a poem.
2. All poem books have pictures.
3. Some poem books have words.

If the first three statements are facts, which of the following statements must also be a fact?

1. Pictures can tell a poem better than words can.
2. The stories in poem books are very simple.
3. Some poem books have both words and pictures.
A

I only.

B

II only.

C

III only.

D

None.

Soln.
Ans: c

Statement I is wrong because no comparison is given in the facts, Statement II is wrong because there is no comparison given for simplicity either. Statement III is right.

### Question 2

1. All the offices on the 2nd floor have tiles.
2. No tiles are blue.
3. None of the offices on the 2nd floor has blue tiles.

If the first two statements are true, the third statement is.

A

true.

B

false.

C

uncertain.

D

none.

Soln.
Ans: a

If no tiles is blue and all the offices have tiles, none of the offices has blue tiles.

### Question 3

1. x + y > p + q.
2. x - y > p - q.
3. x > p.

If the first two statements are true, the third statement is:

A

true.

B

false.

C

uncertain.

D

None.

Soln.
Ans: a

Adding the first two inequalities, we can see that 2x > 2p, so x > p.

### Question 4

1. A farm house contains more dogs than cats.
2. There are more cats in the farm house than there are monkeys.
3. The farm house contains more dogs than monkeys.

If the first two statements are true, the third statement is.

A

true.

B

false.

C

uncertain.

D

none.

Soln.
Ans: a

There are fewer monkeys than either dogs or cats, so the statement is true.

### Question 5

1. Raj weighs less than Feroz.
2. Raj weighs more than Baljeet.
3. Of the three boys, Baljeet weighs the least.

If the first two statements are true, the third statement is.

A

true.

B

false.

C

uncertain.

D

none.

Soln.
Ans: a

According to the first two statements, Feroz weighs the most and Baljeet weighs the least.