If all the 6 are replaced by 9, then the algebraic sum of all the numbers from 1 to 100(both inclusive) varies by
Choose the correct option.
A) 330  B) 340  C) 350  D) 360  E) 370
1 11 21 .......91   2 12 22........92   3 13 23........93   . . . .. . .. . .   . . .. .. . .. .   . . .. . . .. . ...   there are total 20 occurrence of 6. once place at 6 th row in every column and tens place in 6 th column   and diff of 6 and 9 is 3 so   3*1*10+3*10*10= 
<gadget id="calculator">3*1*10+3*10*10</gadget>
<output>330</output>
330   330NSWER:330
<result>A</result>
If all the 6 are replaced by 9, then the algebraic sum of all the numbers from 1 to 100(both inclusive) varies by