MBA Exam

The sequence 1, 3, 4, 9, 10, 12, ... includes all numbers that are a sum of one or more distinct powers of 3. Then the 50th term of the sequence is

1) 252
2) 283
3) 327
4) 360

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MBA Other Question

There are 5 duplicating machines in an office..the fastest of the machines take P copies in 10 hours and the slowest of the machine makes P copies in 11 hours..If each machine makes p copies then the average time cannot be???CAT 1996

1) 10.7hrs
2) 10.2hrs
3) 10.1hrs
4) 10.5hrs
m and n are two parallel lines in a plane. A line k intersect m and n. How many points in the plane are equidistant from all three lines..

1) 2
2) 3
3) 4
4) Infinite