MBA Exam

How many numbers from 100 to 999 have even digits occurring an even number of times and odd digits occurring an odd number of times?

1) 450
2) 475
3) 500
4) 400

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MBA Other Question

There are two people P and Q at the the opposite ends A and B. They both started running toward each other. The speed of P is 50 km/hr. After meeting P and Q take 20 and 45 mins respectively to reach at the end. At what time from starting the will they meet for the 10th time??Plz explain your approach also....Dont know the OA

1) dont know oa....
Find the value of , (28!/31 + 35!/37) - [28!/31 + 35!/37] , where as [x] is greatest integer equal to or less than x

1) 0
2) 401/1137
3) 586/1147
4) 1