MBA Exam

When 35 is subtracted from X, then it reduced to 80%. Then what is the value of 4/5 of X.

1) 70
2) 140
3) 160
4) 80

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MBA Other Question

There are 500 Seats in PVR placed in similar rows. After the reconstruction of the hall the total number of seats became 450. The number of rows was reduced by 5 but each row contained 5 seats more than earlier. What is the total number of rows and total number of seats in a row initially in the hall respectively?

1) 30 and 15
2) 25 and 20
3) 20 and 25
4) 50 and 10
5) None of these
Let x = (n4 + 256 + 4n(n2 + 16))/(n+4)2. If 4 <= n2 <= 49 then,

1) 12 <= x <= 95
2) 28 <= x <= 95
3) 12 <= x <= 37
4) None of these