TCS Company Logical Reasoning Cryptography

5) A sheet of paper has statements numbered from 1 to 70. For all values of n from 1 to 70. Statement n says ' At least n of the statements on this sheet are false. ' Which statements are true and which are false?

a) The even numbered statements are true and the odd numbered are false.
b) The odd numbered statements are true and the even numbered are false.
c) The first 35 statements are true and the last 35 are false.
d) The first 35 statements are false and the last 35 are false.


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TCS Other Question

the citizen of planet OZ are 6 fingered and they developed the number system in base 6.A certain street in OZ has 1000 buildings and they are numbered 1 to 1000.How many no. of 3's are used?Express your answer in base 10.
a.144
b.54
c.108
d.36
A metal strip of width 'X'cm. 2 metal strips are placed one over the other, then the combine length of 2 strips is 'Y'. if 'Z' strips are placed in that manner.what is the final width of that management?