Recent questions tagged number-system

9 9 votes
1 answers 1 answer
1.7k
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​​​​The decimal number system uses the characters $0,1,2, \ldots, 8,9$, and the octal number system uses the characters $0,1,2, \ldots, 6,7$.For example, the decimal numb...
13 13 votes
5 answers 5 answers
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1.3k views
Which one of the following numbers is exactly divisible by $\left ( 11^{13} +1\right )$?$11^{26} +1$$11^{33} +1$$11^{39} -1$$11^{52} -1$
0 0 votes
0 0 answers
473
473 views
Raju has $14$ currency notes in his pocket consisting of only Rs. $20$ notes and Rs. $10$ notes. The total money value of the notes is Rs. $230$. The number of Rs. $10$ n...
0 0 votes
0 0 answers
266
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Consider the equation: $(7526)_8$ − $(Y)_8$ = $(4364)_8$ , where $(X)_N$ stands for $X$ to the base $N$. Find $Y$$1634$$1737$$3142$$3162$
0 0 votes
1 1 answer
419
419 views
If $p, q, r, s$ are distinct integers such that:$f(p, q, r, s) = \max (p, q, r, s)$$g(p, q, r, s) = \min (p, q, r, s)$$h(p, q, r, s)$ = remainder of $(p \times q) / (r \t...
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