# Joint and combined variation

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##### Intros

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##### Examples

###### Lessons

**Identifying Types of Variations**

Determine whether each equation represents a direct, inverse, joint, or combined variation. Name the constant of variation.**Translating Variation Statements Into Equations**

Translate the following statements, and then classify the variations.**Solving Variation Problems**

Find the missing variables.**Word Problems of Variations**

The volume of a cylinder varies jointly as the height and the square of its radius. A cylinder with an 9 cm height and 6 cm radius has a volume of 1018 cm^{3}.- The time required to process a shipment at Mamazon varies directly with the number of orders being made and inversely with the number of workers. If 1344 orders can be processed by 7 workers in 12 hours, how long will it take 125 workers to process 20,000 items?