MBA Exam

Each Employee is assigned a 15 digit ID number consisting of string of 3's and 7's . where x and y are two distinct ID numbers , then x and y differ in at least 3 entries . The Number of employees in that company is less than or equal to

1) 512
2) 2048
3) 4096
4) 1024

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MBA Other Question

a clock is set right at 12 noon on monday. it loses 1/2% on the correct time in the first week but gains 1/4% on the true time in the second week. the time shown on monday after two weeks will be

1) 12:52:12
2) 11:34:48
3) 12:50:24
4) 12:24:16
What is the number of common terms in the given 2 sequences.17, 21, 25,....41716, 21, 26, .....466?CAT 2008

1) 78
2) 19
3) 20
4) 22