Direct and Inverse Variation Worksheet
www.lcps.org › cms › lib4Solve for k (the constant of variation) . 1200=k(5000)(3) k=0.08 Use the formula, k, and the new values. I=0.08(7500)(4)=2400 Problems Write an equation of variation to represent the situation and solve for the missing information. 6. The cost c of materials for a deck varies jointly with the width w and the length l. If c=$470.40 w hen w=12 and