Exams

The ratio of present ages of Rangitha and Shaheen is 6:5. After 12 years the ratio of their ages will be 7:6. What is Rangitha's present age?

If 4(x + 1) - 3 < 3 - x < 2x + 5; then the value of x is

The phenomenon of change in direction of light when it passes from one medium to another is called

One of the best solutions to get rid of non­biodegradable waste is

9997 x 10003 = ?

Who among the following is a renowned campaigner against manual scavenging who was recently conferred with the prestigious Magsaysay award?

A and B can do a piece of work in 72 days. B and C can do it in 120 days and A and C can do it in 90 days. A alone can do it in:

If the velocity of a body becomes two times its initial velocity, its kinetic energy becomes n times its initial kinetic energy. What is the value of n?