An antique dealer buys an Edwardian bookshelf in England for $1700 and ships it to Australia at a cost of $250. After it is French-polished at a cost of $120, it is sold for $2500. Calculate the percentage profit on the cost price if the cost of advertising is $100 (incurred at time of sale).

step-by-step explanation:

use pothagarean therom

a^2+b^2=c^2 so first ac

acm is a right triangle because c= 90°

and am (the hypotenuse or c) =16+9 =25

but there is not enough info we need another angle or side length

i suppose it should be (y=2x-5)

step-by-step explanation:

1k

step-by-step explanation:

-6k+7k

(-6+7)k

1k