Exams

Present ages of Rahul and his brother are in the ratio of 5 : 3. After 4 years ratio of ages of Rahul’s brother and his sister will be 5 : 6. If the present age of his sister is 26 years, then what will be the age (in years) of Rahul 3 years from now?

First country to impose carbon tax is ________.

The secret Zuma Mission for United States government has been launched on board of SpaceX’s ______ rocket.

√[(1 ­ sinA)/(1 + sinA)] is equal to?

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.

Mutual discourse

A balloon leaves from a point P rises at a uniform speed. After 6 minutes, an observer situated at a distance of 450√3 metres from point P observes that angle of elevation of the balloon is 60 deg. Assume that point of observation and point P are on the same level. What is the speed (in m/s) of the balloon?

Which among the following is not a characteristic of transition metals?

What is the value of sin(11π/6)?