The question below is based on the given diagram. The diagram shows three figures each representing scientists, Government employees and employees of Company X.

Which of the following represents all such Scientists who are Government employees but are not employed in Company X?

Read the following passage carefully and give the answer of the questions.
When you buy a car, examine carefully the important features of the model you are considering. Many a buyer of the latest model has got into trouble by buying  a car too broad or too long for his garage. Further more, a long car is too hard to manage in traffic and too difficult to park. Another feature is the comfort afforded. Are the seats nice and durably upholstered? Is there enough glass to give the driver a god view in all directions, particularly to the rear? It should be remembered that the heavier and the powerful car is, the more expensive it will be to operate. High powered motors, require expensive high-octane petrol. The greater weight means greater tyre wear and enlarged brakes. The old cliche is still true, it is not the initial cost but the upkeep which matters.
It is very expensive to maintain a large because it

The sum of the present ages of two cousins is 46 years. Eight year ago, the elder one was twice as old a the younger one. What is the present age of the elder cousin?

If in a particular language, PAPER is coded as QZQDS and PENCIL is coded as QDOBJK then how is SCIENCE coded in that language?

CPU's ALU consists of?