SOLUTION: A new mixture of​ self-tanning & moisturizing lotions for everyday use is being developed. This mixture is made by mixing 500 ounces of everyday moisturizing lotion for &

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: A new mixture of​ self-tanning & moisturizing lotions for everyday use is being developed. This mixture is made by mixing 500 ounces of everyday moisturizing lotion for &      Log On


   

Question 1085398: A new mixture of​ self-tanning & moisturizing lotions for everyday use is being developed. This mixture is made by mixing 500

ounces of everyday moisturizing lotion for ​$0.50

per ounce with​ self-tanning lotion worth ​$2

per ounce. If the new​ self-tanning & moisturizing lotion mixture is to cost $ 1.40

per​ ounce, how many ounces of the​ self-tanning lotion should be in the​ mixture?
Answer by jorel1380(3719) About Me  (Show Source):
You can put this solution on YOUR website!
Let n be the amount of tanning lotion. Then
.5(500)+2n=1.4(500+n)
Solve for n. 🙂🙂🙂🙂