A) 98901
B) 494550
C) 8991
D) 899
Correct Answer: B
Solution :
First 3 digit number = 100 Last 3 digit number = 999 Number of terms = 900 \[\therefore \] \[S=\frac{n}{2}(a+l)\] \[=\frac{900}{2}(100+999)\] \[=450\times 1099\] \[=494550\]You need to login to perform this action.
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