Verbal Reasoning - Logical Deduction Questions

A man wears socks of two colours - Black and White. He has altogether 30 black socks and 10 brown socks in a drawer. Supposing he has to take out the socks in the dark, how many must he take out to be sure that he has a matching pair ?

Consider the argument and decide which of the given assumptions is/are implicit.

Argument :

A father advised his son that the shortest route between Chennai and Mangalore is via Bengaluru.

Assumptions :

1. Son wishes to go to Mangalore.

2. Father gives advice to everyone.

a) In a family of 6 persons, there are two couples. b) The lawyer is the head of the family and has only two sons- Suresh and Rajesh- both teachers. c) Mrs. Veena and her mother-in-law both are lawyers. d) Suresh's wife is a Doctor and they have a son, Ankith.

1) What is the profession of Rajesh's wife ?

2) What is Ankith's grandfather's occupation ?

Is it wrong for doctors to lie about their patients' illnesses? Aren't doctors just like any other people we hire to do a job for us? Surely, we would not tolerate not being told the truth about the condition of our automobile from the mechanic we hired to fix it, or the condition of our roof from the carpenter we employed to repair it. Just as these workers would be guilty of violating their good faith contracts with us if they were to do this, doctors who lie to their patients about their illnesses violate these contracts as well, and this is clearly wrong.

The conclusion of the argument is best expressed by which of the following?

Directions:

A string of words is fed into a computing machine. It processes the input and gives an output in the following manner:

Input: Honesty is the best policy.

Step 1: is Honesty the best policy

Step 2: is the Honesty best policy

Step 3: is the best Honesty policy

Step 4: is the best policy Honesty

Output: is the best policy Honesty

Now,

If the input is "A rolling stone gathers no moss", what will be the fifth word in the string after 4 steps?

Consider the given argument and decide which of the given assumptions is/are implicit.

Argument :

" A visit of school students to botanical garden to widen their knowledge of natural resources has been arranged" - a message on the notice board in the school.

Assumptions :

1. Botanical gardens are full of natural resources.
2. School students are likely to learn more through interaction with the new environment.

Consider the given argument and decide which of the given assumptions is/are implicit.

Argument :

Alexander the Great was mortal.

Assumption :

1. Alexander the Great was human.

2. Alexander the Great is a Greek.

There is an unprecedented increase in migration of villagers to urban areas as repeated crop failure has put them into precarious financial situation.

Courses of Action:

I. The villagers should be provided with alternate source of income in their villages which will make them stay put.

II. The migrated villagers should be provided with jobs in the urban areas to help them survive.