Exams

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement". 
 
she thought she (have rediscovered) her real self after a long time

A driver left his village and drove North for 20 km after which he stopped for breakfast. Then he turned left and drove another 30 km, when he stopped for lunch. After some rest, he again turned left and drove 20 km before stopping for evening tea. Once more he turned left and drove 30 km to reach the town where he had supper. After evening tea, in which direction did he drive?

Primary care physicians are responsible for diagnosis and treatment.

A circuit breaker is a

15% of a number, when added to 30% of another, gives 24% of the sum of the two numbers. The bigger number is 4 more than the smaller one. What are the numbers?

Identify the diagram that best represents the relationship among the given classes.
Football, Volleyball, Outdoor Games, Carrom.

A can do a piece of work in 10 days and B in 12 days. With help of C, they finish the work in 4 days. In how many days C alone can do the same work?

Through which light cannot pass?