Respuesta :
Answer:
16.8 is the answer
Step-by-step explanation:
(.40 x 42= 16.8)
It's super simple. Hope this helped!
Answer:
16.8
think as 42 is 100%
what would be 40%
if 42 =100%
X = 40%.....take a cross
(40*42)/100=X
1680/100=x
X=16.8.........the final answer