MBA Exam

In how many ways can three couples sit in a circle such that no pair of wife and husband are opposite each other.#And every guy has one wife...and every wife has one husband Approach please...

1) 96
2) 72
3) 64
4) 48

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MBA Other Question

What is the least perimeter of an obtuse-angled
triangle with integer sides, whose one acute angle is twice the other?...plz post approach

1) 45
2) 56
3) 65
4) 77
two balls are drawn one after the other, from a bag containing 8 pink and 6 orange balls. The probability of drawing pink and orange balls in succession in that order. When the ball that is drawn first is
i) not replaced
ii)replaced