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When a two digit number is reversed, the...

When a two digit number is reversed, the new number is reduced by 63 and the sum of digits of these inidividual numbers is 9. Now, if these same numbers are converted into base 'x' the larger number becomes 5 times that of smaller one the value of x is:

A

36

B

13

C

15

D

18

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QUANTUM CAT-NUMBER SYSTEM-QUESTION BANK
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  2. A number of decimal system when represented in binary system then its ...

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  8. Find the 10th term of the following series 7,10, 13,16,…..etc.

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  9. Find the sum of the 10 terms of the following series -11, -8, -5, -2……...

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  10. Find the arithmetic mean of the following -17, -13, -9, -5, -1,………

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  11. Find the 6th term of 2,4,8,……….

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  12. Find the sum of 7 terms of following series 1,3,9,27,81…… .

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  13. Find the Geometric mean of 3, 9, 27.

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  17. In the following division problem some digits are replaced by letters ...

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  18. In the following division problem some digits are replaced by letters ...

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