a merchant paid $3 each for golfing hats that he sold for $4 each. He therefore earned a gross profit of $1 per hat. by what per cent was the cost price increased to provide for this profit

Respuesta :

Answer:
33.33%

Explanation:
If we divide the profit on the original price we get the procentual increase in price.
1/3=0,3333=33.33%