D xyz is rotated about x y as axis. Find the volume of the solid generated if xy = 6 cm and yz = 10 cm. D x y z is a right angled D

200 p

300 p

250 p

60 p

Correct Answer : A

If a ration shop is to be set up within 3 km of each city, how many ratio shops will be required?

The distance between the points (-4, 5) and (-4, -15) is

The distance between the points (-7, 5) and (-7, -20) is