Respuesta :

If 47,50 dollars is the cost of one hour, 8 hours of work have to be eight times more expensive:

By saying "eight times more" we know we have to multiply:

47, 50 x 8 = 380 dollars.

Answer: $380

Hope it helped!
The correct answer is 380 because I added and. Multiplied so the person above is correct! :D