R. S. Aggarwal Solutions for Chapter: Logic, Exercise 1: EXERCISE

In the question given below, there are two statements followed by two conclusions, numbered I and II. You have to take the given two statements to be true even if they seem to be at variance from commonly known facts. Read the conclusions, and then decide which of the given conclusions logically follow from the two given statements, disregarding commonly known facts.

Statements: All good athletes win. All good athletes eat well.

Conclusions:

I. All those who eat well are good athletes.

II. All those who win eat well.

In the question given below, there are two statements followed by four conclusions, numbered I, II, III, and IV. You have to take the given two statements to be true even if they seem to be at variance from commonly known facts. Read the conclusions, and then decide which of the given conclusions logically follows from the two given statements, disregarding commonly known facts.

Statements: Some clothes are marbles. Some marbles are bags.

Conclusions:
I. No cloth is a bag.
II. All marbles are bags.
III. Some bags are clothes.
IV. No marble is a cloth.

In the question given below, there are two statements followed by three conclusions, numbered I, II and III. You have to take the given two statements to be true even if they seem to be at variance from commonly known facts. Read the conclusions, and then decide which of the given conclusions logically follow from the two given statements, disregarding commonly known facts.

Statements: All shares are debentures. No debenture is an equity.

Conclusions:

I. No equity is a share.

II. Some debentures are shares.

III. No share is an equity.

In the question given below, there are two statements followed by four conclusions, numbered I, II, III and IV. You have to take the given two statements to be true even if they seem to be at variance from commonly known facts. Read the conclusions, and then decide which of the given conclusions logically follow from the two given statements, disregarding commonly known facts.

Statements: Some tables are TVs. Some TVs are radios.

Conclusions:

I. Some tables are radios.

II. Some radios are tables.

III. All radios are TVs.

IV. All TVs are tables.

In the question given below, there are two statements followed by four conclusions, numbered I, II, III and IV. You have to take the given two statements to be true even if they seem to be at variance from commonly known facts. Read the conclusions, and then decide which of the given conclusions logically follow from the two given statements, disregarding commonly known facts.

Statements: Some bags are pockets. No pocket is a pouch.

Conclusions:

I. No bag is a pouch.

II. Some bags are not pouches.

III. Some pockets are bags.

IV. No pocket is a bag.

In the question given below, there are two statements followed by four conclusions, numbered I, II, III and IV. You have to take the given two statements to be true even if they seem to be at variance from commonly known facts. Read the conclusions, and then decide which of the given conclusions logically follow from the two given statements, disregarding commonly known facts.

Statements: Some taxis have horns. Some taxis have lights.

I. Every taxi has either a horn or a light.

II. Some taxis have neither lights nor horns.

III. Some taxis have horns as well as lights.

IV. No taxis have horns as well as lights.

In the question given below, there are two statements followed by four conclusions, numbered I, II, III and IV. You have to take the given two statements to be true even if they seem to be at variance from commonly known facts. Read the conclusions, and then decide which of the given conclusions logically follow from the two given statements, disregarding commonly known facts.

Statements: Some houses are offices. Some offices are schools.

Conclusions:

I. Some schools are houses.

II. Some offices are houses.

III. No house is a school.

IV. Some schools are offices.

In the question given below, there are two statements followed by three conclusions, numbered I, II and III. You have to take the given two statements to be true even if they seem to be at variance from commonly known facts. Read the conclusions, and then decide which of the given conclusions logically follow from the two given statements, disregarding commonly known facts.

Statements: No box is a toy. All toys are blocks.

Conclusions: 

I. Some blocks are toys.

II. Some blocks are boxes.

III. No block is a box.