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Qn #1854
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If all digits 6 in the numbers from 1 to 100 are replaced by 9, by how much does the algebraic sum change?
A.
$330$
B.
$333$
C.
$219$
D.
$279$
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❓ Question: If all digits 6 in the numbers from 1 to 100 are r... | TANCET Group Studies | Tancet Group Studies