Question

Suri charges by the day to walk a dog. She charges $6.25 for 5 days and $8.75 for 7 days. Which equation represents this relationship?

Answer 1

It costs $1.25

Explanation:

day 1, $1.25, day 2, $2.50, day 3, $3.75, day 4, $5.00, day 5, $6.25, day 6, $7.50, day 7, $8.75, and so on.