Respuesta :
Set a proportion which is 42/5 = x/12 cross multiply and divide by 5 which gives you $100.8 dollars
Answer:
$103.20
Step-by-step explanation:
To find out the answer first you will divide the total amount by 5
$42.00/5 = 8.60
Then what you will do is multiply the 8.60 by 12
8.60 x 12 = 103.20