Questions on Algebra: Proportions answered by real tutors!

Algebra ->  Algebra  -> Proportions -> Questions on Algebra: Proportions answered by real tutors!     (Log On)
Ad: Algebra Solved!™: algebra software that solves YOUR algebra homework problems with step-by-step help!

   


Question 151662: tables vary inversely as chairs squared. how many tables go with 10 chairs if 100 tables go with 2 chairs. : tables vary inversely as chairs squared. how many tables go with 10 chairs if 100 tables go with 2 chairs.
Answer by ankor@dixie-net.com(4508) About Me  (Show Source):
You can put this solution on YOUR website!
tables vary inversely as chairs squared.
t = k/c^2
;
find k if 100 tables go with 2 chairs.
k/c^2 = t
k/2^2 = 100
k/4 = 100
k = 4*100
;
k = 400
:
how many tables go with 10 chairs
t = 400/10^2
t = 400/100
t = 4 tables