MBA Exam

FIND THE SUM OF FOLLOWING SERIES (2/1!) + (3/2!) + (6/3!) + (11/4!) + (18/5!).......

1) 3(e-1)
2) 3e-1
3) 3e+1
4) 3(e+1)

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MBA Other Question

There is a trapezium ABCD such that the sides AB and CD are parallel to each other. The diagonals AC and BD intersect at O. The area of the triangle COD is 10 square cm and the area of the triangle AOB is 40 square cm. Find the area of the trapezium.P.s. Please post the approach as well.

1) 90
2) 100
3) 250
4) 120
How many integral values of â€˜xâ€™ satisfy the inequality, where [x] is the greatest integer less than x?|[|[x+3.2]|]| <=5

1) 11
2) 12
3) 13
4) 14