HELP! Decide whether each table could represent a proportional relationship. if the relationship could be proportional, what would be the constant of proportionality? a. Annie’s Attic is giving away $5 off coupons

|original price| sale price|

—————————————

|$15. | $10. |

—————————————

|$25. |$20. |

—————————————

|$35. |$30. |

————————————-

b. Bettie’s Boutique is having a 20% off sale.

|original price| sale price|

—————————————

|$15. | $12. |

—————————————

|$25. |$20. |

—————————————

|$35. |$28. |

————————————-

Original price is left of tables and sale price is right of tables