Question

A tv sells for $121. What was the Cost if the profit is 10%of the cost?

$111.11?
Henry
C + 0.1C = 121.
1.1C = 121
C = $110.

PsyDAG
1.1x = 121

x = 110
Henry
post.
it 110 because 121-100%=21-11=110