MBA Exam

A
triangle ABC has its three sides in the ratio 2 : 3 : 4 and its
perimeter is 45 cm. A line DF is drawn parallel to BC and passing
through the mid point of AB meet CF at F. If the quadrilateral DBCF
formed is a parallelogram, what will be the minimum perimeter of the quadrilateral DBCF?1. 25 cm2. 30 cm3. 35 cm4. 55 cm5. 60 cm

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

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MBA Other Question
A total of 810 balls are arranged in N layers. The ith layer from the top where 2<=i<=N has 4 more balls than the layer immediately above it. Which of the following is not a possible value of N?Explain.

1) 27
2) 18
3) 15
4) 10
5) 20
 |x +2 y| + |x −2 y| = 4 Find the area bounded..?

1) 2
2) 4
3) 8
4) 16