Respuesta :

Make a variable for “number”
Number=X
0.3x=42
X=140
50% is the same as 1/2
So, half of 140 is: 70

Answer:

70

Step-by-step explanation:

Make a variable for “number”

Number=X

0.3x=42

X=140

50% is the same as 1/2

So, half of 140 is: 70