Aptitude and Reasoning Questions

Δ PQR is right angled at Q. If m∠R = 60°, what is the length of PR (in cm), if RQ = 4√3 cm?

If the volumes of two right circular cones are in the ratio 1:4 and their diameters of bases in the ratio 4:5, then their heights will be in the ratio:

Study the chart and answer the questions. The pie chart given below shows the expenditure incurred in bringing out a book by a publisher.

If the cost of printing is Rs. 16,800 , the royalty is

The pie chart shows the share of tiger population in six wild life sanctuaries (A, B, C, D, E, F) of a country. Study the diagram and answer the following questions.

If the total tiger population in these six sanctuaries had grown by 20% and 25% in the previous two decades, then what was the total tiger population in these six sanctuaries before 20 years?

Two equal circles of radius 3 cm each and distance between their centres is 10 cm. The length of one of their transverse common tangent is

The volume (in cu.cm.) of a right circular cylinder with radius 1 cm and height 2 cm is: pi = 22/7

In the following question, two statements are given each followed by two conclusions I and II. You have to consider the statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.

Statements:
(I) All young girls are modern.
(II) No modern men are superstitious.

Conclusion:
(I) No girls are superstitious.
(II) No young men are superstitious.

If cos -300° = x, then the value of x is