MBA Exam

Let 123abc231bca312cab be a 18 digit number in base 7. How many ordered pairs (a,b,c) exist such that the given 18 digit number is divisible by 4?

1) 62
2) 74
3) 86
4) None of these

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MBA Other Question

A shopkeeper sells 120 articles each at a price of Rs.250.to the persons who do not bargain he does not give any discount and makes 50%profit on each article.To those who bargain,he gives a discount of 20%.If one of the four customers do not bargain,find his profit percentage on selling all 120 articles.

1) 25%
2) 30%
3) 37.5%
4) 27.5%
Cities A and B are in different time zones. A is located 3000 km east of B. The table below describes the schedule of an airline operating non-stop flights between A and B. All the times indicated are local and on the same day.Assume that planes cruise at the same speed in both directions. However, the effective speed is influenced by a steady wind blowing from east to west at 50 km per hour.What is the time difference between A and B? Tag me in solution..

1) 1hr 30 min
2) 1 hr
3) 2hr 30min
4) 2 hr