MBA Exam

|x +2 y| + |x −2 y| = 4 Find the area bounded..?

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

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MBA Other Question

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
petya finds 10 cards from a a pack of cards lying on the floor. 5 of them are black and five are red . He places them face-up, one above the other, in such a way that no black card has more than 2 red cards below it.In how many ways can he do this?

1) 60x7!
2) 5!5!-3
3) 3!7!
4) 2!3!5!