Aptitude and Reasoning Questions

PQ is the chord of a circle whose centre is O. ROS is a line segment originating from a point R on the circle that intersect PQ produced at point S such that QS = OR. If ∠QSR = 30°, then what is the value (in degrees)of POR?

Three numbers are given in which the second is triple the first and is also double the third. If the average of the three numbers is 66. Find the first number.

The value of cos0 deg is

Consider the given statements to be true and decide which of the conclusions logically follow(s) from the statements.

Statements :

Students passing from premier institutions such as IIM, IIT and IISC get placed in foreign countries and receive more salary than they received in India.

Conclusions :

1. Companies in India should pay the same salary as companies in foreign countries.

2. Students from these institutions should be barred from going to foreign countries.

Below are given statements followed by some conclusions. You have to take the given statements to be true even if they seem to be at variance with the commonly known facts.

Statements :
1) Beacuse of motor vehicles like cars, pollution has increased manifold.
2) Resiratory diseases are increasing due to pollution.

Conclusions :
1) If cars were not there pollution would be nil.
2) Doctors earn a lot due tgo pollution.

Decide which of the given conclusions logically follows from the given statements.

Consider the given question and decide which of the following statements is sufficient to answer the question.

Does the children's ability to grasp ideas in school depend on their intelligence?

Statements :

1. Intelligence is unaffected by bad teaching

2. Poor children do not perform well in the school

How many solutions does a pair of linear equations will have, if the equations are 4x+5y-6=0 and 16x+20y+20=0?

A girl walking at the speed of 2 km/hr covers a certain distance in 7 hours 30 minutes. If she covers the same distance by cycle in 5 hours, then what is the speed (in km/hr) of cycle?