Exams

The average age of 24 students is 12 years. It was observed that while calculating the average age, the age of a student was taken as 14 years instead of 8 years. What will be the correct average age (in years)?

If tan A = 1/2 and tan B = 1/3, then what is the value of tan (2A + B)?

For which one of the following does the centre of mass lie outside the body?

Which of the following elements has the lowest melting point?

When 0.090909.....is converted into a fraction, then the result is

The ratio of number of boys to the number of girls in a school of 432 pupils is 5 : 4. When some new boys and girls are admitted, the number of boys increase by 12 and the ratio of the boys to girls changes to 7 : 6. The number of new girls admitted is

What would be the smaller of the two angles formed by the hour hand and the minute hand at 4:52 p.m?

In the following passage some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

Once again, a _____________ monsoon so vital to India's economic fortunes has left some states in shambles. From Assam to Karnataka, heavy rainfall in a ____________ has created paralysing floods that have taken a _______________, wiped out crops and destroyed hard-earned assets. When the waters ___________, a familiar cycle of assessment of damage by Central teams, preparation of loss estimates and expensive ____________ work such as repairs of river embankments, will follow.

heavy rainfall in a ____________