And resells rings for $8 each his expenses are $2 purrings plus 90 for supplies how many rings does he need to sell for his revenue table his expenses

In stepmber, daniel and justin opened a business. during their first three months of business, their average monthly profit was $51. if during their first month, they lost $29, and during their second month, they gained $115, what was their profit or loss for their third plzzz i will give you 299 points