SOLUTION: A sundae is being made from 98% fat-free frozen yogurt and 80% fat-free dessert topping. How many ounces of each should be used if we wish to have a 10 ounce of 90% fat-free sundae

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: A sundae is being made from 98% fat-free frozen yogurt and 80% fat-free dessert topping. How many ounces of each should be used if we wish to have a 10 ounce of 90% fat-free sundae      Log On


   

Question 416135: A sundae is being made from 98% fat-free frozen yogurt and 80% fat-free dessert topping. How many ounces of each should be used if we wish to have a 10 ounce of 90% fat-free sundae?
im having problem with this question. could you help me in details?? :(
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
this is a fairly standard mixture problem

(x)(98%) + (10 - x)(80%) = (10)(90%)