Answer:
20*7 = 140 20 being the amount you get a week, and 7 being a week.
You'd get 140 dollars a week.
140*4 = 560 140 being the amount of money you got for a week, and 4 being the 4 weeks in a month.
901/560
I'd say it would take a little over a month sicne the simplified answer is a decimal. Roughly 6 months? I'm unsure, sorry if this wasn't helpful, but I hope it was (:
Step-by-step explanation: