Aptitude and Reasoning Questions

In the following figure, square represents Dentists, triangle represents Collectors, circle represents Indians and rectangle represents Women. Which set of letters represents Indians who are either collectors or women?

What will be the value of xy, if x2+y2 = 45 and x-y=5 ?

Two smaller circles touch a large circle internally and pass through the center O of the larger circle. If the diameter of the bigger circle is 28 cm, thenwhat is the area of the bigger circle which is not enclosed by the two smaller circles (in sq.cm)?

 In ΔABC measure of angle B is 90 deg. If cotA = 7/24, and AB = 1.4cm, then what is the length (in cm) of side AC?

What number should be added to each of 4, 16, 18 and 58 so that the resulting numbers will be in proportion in the given order?

If the amount received at the end of 2nd and 3rd year at Compound Interest on a certain Principal is Rs 24200, and Rs 26620 respectively, what is the rate of interest?

Consider the given statement true and decide which of the conclusions logically follow(s) from the information given in the statement.

Statement:
The population in metro cities is increasing tremendously which leads to the shortage of living space and a drop in living conditions of the people.

Conclusions:
1. Government should re-plan city development.
2. Government should demolish illegal buildings and build cottages for people.

A defective piece of article which costs Rs. 1200 is being sold at a loss of 15%. If the price is further reduced by 5%, find the S.P?