mom's broke

He wanted to tell me that today was his birthday. "What special present did you ask for?" I ask him. "Nothing, I'm getting nothing because Mom's broke." "But," he continues, "This is when she'll have some money." He pointed to the 30th on the calendar. "She'll have lots of money and then I'll get a birthday present.
Today I walked 11,141 steps at school or 4.22 miles. I made a thousand dollars and I earned every penny of it.