Answer: the weight of chalk stick is 25 g
Step-by-step explanation:
Quantity of Carbon in chalk stick = 3 g Let the weight of chalk be x g.
12%of x =3
The answer is 4/7, because if A to P is 3/7 of the way, going to B would be to the end. So, you have to go 4/7 of the way to get to the end.