Aptitude and Reasoning Questions

E, F, G, H and K visit a hospital on week days. Each one of them is a physician, surgeon, dentist, cardiologist, nephrologist but in the random order. Each visits the hospital only one day in the week and attends to their profession only.

Consider the following information and answer questions based on it.

1. The physician visits office every Monday.
2. E is the cardiologist who comes neither on Tuesday nor Thursday.
3. K is a surgeon and G is not the physician.
4. The person who visits the office on Thursday is not a nephrologist.
5. H works on a Tuesday and K works on the following day.

Who is the nephrologist?

R is 80% more efficient than S. If S alone can make a book in 90 days, then R alone can make the book in how many days?

If P means '/', R means 'x', Q means '+' and S means '-', then 36 P 6 Q 7 R 8 S 11 =

If Y is the brother of X, Y is Z's son then Z's father is X's ___.

In a certain code language, '÷' represents '+', '-' represents 'x', '+' represents '÷' and 'x' represents '-'. Find out the answer to the following question.

17 - 20 + 5 x 30 ÷ 4 = ?

Based on the given table, the percentage salary increase per year during the period 2001-2006 was ___ (roundoff to the nearest integer).

The bar graph shows average marks scored in a 100 marks Geography exam by students of 7 divisions of standard X. Study the diagram and answer the following questions.

If all students of Division C got bonus 10 marks for winning the inter-school trophy their new average marks would increase by how much?

Slope of the side DA of the rectangle ABCD is 1/3. What is the slope of the side AB?