Gina’s father said that she would get $130 and a new bicycle if she mows the lawn 30 times. After mowing the lawn 20 times, she got a new bike and $50. If this represents the total amount Gina has earned up to that time, how much did the bike cost?
Gina’s father said that she would get $130 and a new bicycle if she mows the lawn 30 times. After mowing the lawn 20 times, she got a new bike and $50. If this represents the total amount Gina has earned up to that time, how much did the bike cost?