Others
Maths Puzzle
The number of zeroes after decimal and before first non-zero digit in the decimal representation of 5⁻²º is
A. 7
B. 8
C. 12
D. 13
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Others Other Question
How many three digit numbers are there which have at least one digit as 3 and are divisible by 3?
A. 100
B. 94
C. 90
D. 84
From a set of first 20 consecutive positive integers, 3 are picked randomly and their sum is found as S. How many different values of S are possible?
A. 18
B. 52
C. 57
D. 1140