Respuesta :

canchaser69
Markup $21, so model train total costs $91
2134jenny

Answer:

$21

Step-by-step explanation:

The markup is 30% and the price of the train is $70, then we have:

[tex]70\cdot \frac{30}{100}=\frac{2,100}{100}=21[/tex]

Then the markup is $21