# Applications of ratios

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##### Intros

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##### Examples

###### Lessons

- The ratio between the perimeter and side length of a square is 4:1. Find:
- The volume of a cube can always be found by multiplying the length of its side three times. For example, the volume of a cube with a side length of 13 cm is 2197 cm$^3$. Find:
- Every month, Paul gets a bonus allowance from his parents for each time he helps out with the chores in the house. He gets $15 each time he helps out.