66th B.P.S.C. (Re-Exam) (Pre) 2022
If n is an integer and the sum of its digits is 2, then the number of different values for 10¹⁰ < n < 10¹¹, n will be:
a20
b11 Join @Apnapdfs ## Page 38 CLICK HERE - JOIN @APNAPDFS✓ Correct
c9
d8
eNone of the above/More than one of the above
Explanation
$10^{10} < n < 10^{11}$ Therefore, there will be a total of 11 values of n between $10^{10}$ and $10^{11}$.
general-mental-ability