Exams

Which among the following have a perfect pair of sex chromosomes?

Deepinder lent Rs 8200 to Jairaj for 16 years and Rs 4900 to Karna for 15 years on simple interest at the same rate of interest and received Rs 19446.5 in all from both of them as interest. The rate of interest per annum is:

Who appoints the members of the State Public Service Commission ?

The third proportional of the following numbers (x - ­y)2, (x2 - y2)2 is

Alarms from 3 different clocks sound after every 2, 4 and 6 hours, respectively. If the clocks are startedat the same 6 time, how many times do the alarms ring together in 3 days?

If an object is placed at the center of curvature of a concave mirror, then the image formed will be

What will be the value of the kinetic energy (Ek) of a moving body with mass m, if its speed is doubled from v to 2v?

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

Cut corners