At how many distinct points do the diagonals of a square intersect if no 2 diagonals pass through the same point?
4
1
2
3
Correct Answer : B
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