MBA Exam

m drives along the perimeter of a square and of side 10 kms and she drives with 10 20 30 and 40 kmph along the sides of the square whats her average speed??

1) 30
2) 18
3) 19.2
4) 20

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MBA Other Question

The co-ordinates of two points P and Q are (-3, 5) and (6, -5) respectively. A point R lies on the line 9y + 10x = 7. What is the area of traingle RPQ?

1) 10
2) 4
3) 16
4) 5
5) Cannot be determined
Any simpler process other than proceeding through ans.

1) 1
2) 2
3) 3
4) 4
5) 5