"Sarah has $400 in her savings account and she has to pay $15 each month to her parents for her cell phone. Darius has $50 and he saves $20 each
month from his job walking dogs for his neighbor. At this rate, when will Sarah and Darius haave the same amount of money?
month from his job walking dogs for his neighbor. At this rate, when will Sarah and Darius haave the same amount of money?