Given :
Price per pound of peanuts is, P = $3.38 .
Derek buys a sack of peanuts for $15.82.
To Find :
The weight of the peanuts that are in the sack.
Solution :
Let, weight of peanuts that are in the sack are x.
So, [tex]x = \dfrac{15.82}{3.38}\\\\x = 4.68\ pounds[/tex]
Therefore, number of pounds in the sack is 4.68 pounds.