SOLUTION: Use a porportion or the percent equation to answer the question. 10. The formula y=0.394x converts a length x in centimeters to an approximate length y in inches. Find the appro

Algebra ->  Percentages: Solvers, Trainers, Word Problems and pie charts -> SOLUTION: Use a porportion or the percent equation to answer the question. 10. The formula y=0.394x converts a length x in centimeters to an approximate length y in inches. Find the appro      Log On


   

Question 118611: Use a porportion or the percent equation to answer the question.
10. The formula y=0.394x converts a length x in centimeters to an approximate length y in inches. Find the approximate length in inches of an object that is 25 centimeters long.
Any help with this equation would be Greatly appreciated.
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Since we have an object in centimeters, this means x=25 (since the unit of x is in centimeters).


y=0.394x Start with the given equation


y=0.394%2825%29 Plug in x=25


y=9.85 Multiply 0.394 and 25 to get 9.85


So the length of the object is 9.85 inches