MBA Exam

want to concept of meeting Points :A and B standing at opposite ends of road of 120 km and start moving toward each other . speed of A is 5 km/hr and that of B is 7 km/hr . Find the total no. meeting ..??i knw its easy but its time consuming ...want to know short method !!

1) 5
2) 6
3) 7
4) 8

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MBA Other Question

12.11 - In triangle ABC,angle B=90,AB = 80,BC = 60. Point D is on AC. Perimeter of ABD = BCD.Length of BD=?

1) 36(sqrt 3)
2) 39
3) 23
4) 24(sqrt 5)
How many zeros are at the end of 100! in base 6?

1) 50
2) 26
3) 48
4) 97