Verbal Reasoning - Mental Ability Questions

Which of the following figures correctly represents the relations between:

Doctors, Lawyers, Professionals

Pigeon:Peace::White flag:?

Identify the diagram that best represents the relationship among the given classes.

Computer hardware, Monitor, Keyboard, Operating system

1)

In a certain code, '289' means 'read from paper'; '276' means 'tea from field' and '85' means 'wall paper'. Which of the following is the code for 'paper' ?

If it is possible to form a number which is a perfect square of a two digit odd number using the second, fourth, seventh digits of the number 739142658 using each only once, which of the following is the second digit of that two-digit odd number?

Study the diagram given below and answer the questions based on it.

∆ represents Persons who like Reading

○ represents Persons who like Cycling 

□ represents Persons who like Trekking

How many persons like reading?

If two is subtracted from each odd digit and three is added to each even digit in the number 94257636, how many digits will appear twice in the new number thus formed ?

A tree always has which of the following_______