Aptitude and Reasoning Questions

4 years ago, the ratio of Vikah's to Rahul's age was 3:5. After 6 years, this ratio would become 4:5. Find present age of Rahul.

Consider the given statements to be true and decide which of the conclusions logically follows from the given statements.

Statement :

All fruits are trees. Some trees are birds.

Conclusions :

1. Some birds are trees.

2. Some trees are fruits.

Five people P, Q, R, S and T visit an office on certain days of a week. They work as a plumber, carpenter, cook, electrician and doctor in random order. A person pursues only one profession and visits the office only one day in the week. Consider the following information and answer questions based on it.

1. The plumber visits office every Monday.
2. P is an electrician who comes neither on Tuesday nor Thursday.
3. T is a carpenter and R is not plumber
4. The person who visits the office on Thursday is not a doctor.
5. S works on a Tuesday and T works on the following day.

Who is the plumber?

Two fractions are such that their product is ­9/10 and sum is ­13/40. What are the two fractions.

Find the missing term in the following question:-

What is the square root of 9409?

The pie chart shows the investments made by 7 partners in a business. Study the diagram and answer the following questions.

The measure of the central angle of the sector representing investment of partner E is ________ degrees.

The total surface area of a hemisphere is 166.32 sq cm, find its curved surface area?