SOLUTION: A dealer bought a used car for $12600, repaired it and sold it for $18000, thus making a profit of 25%. How much did he spend on repairs?

Question 1098579: A dealer bought a used car for $12600, repaired it and sold it for $18000, thus making a profit of 25%. How much did he spend on repairs?
Found 2 solutions by josgarithmetic, greenestamps:
Answer by josgarithmetic(39618) (Show Source): You can put this solution on YOUR website!
c, cost of repairs

, total cost to dealer

Solve for c.
Answer by greenestamps(13200) (Show Source): You can put this solution on YOUR website!

The solution by the other tutor is valid; but I would not go that way....

If the dealer made a 25% profit, then the selling price is 125% of his total cost:

If his total cost was $14,400 and he paid $12,600 for the car, then the amount he spent on repairs was
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