Cost of painting the 4 walls of a room 40ft.*15ft. At Rs.5 per square feet is Rs.7500. Find the height of the room?
14 ft.
13.63 ft.
15.72 ft.
21.2 ft.
Correct Answer : B
The distance between the points (3, -4) and (3, 3) is
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