Answer:
$9
Step-by-step explanation:
divide 45 and 5, you get 9
45.00$ divided by 5.00$ is 9.00$
i hoped this helped!
500 lb
Let x lb be the weight of seawater needed to get 17.5 lb of salt.
Now,
x lb - 100%
17.5 lb - 3.5%
Write a proportion:
Cross multiply: