Pepper jackie has 7.5 bags of mulch to cover 12yds of edible flower beds if she wants to distrubite the mulch evenly over the beds, about how many bags will she need to use for each square yard

Atruck can be rented from company a $50 a day plus $0.60 per mile. company b charges $20 a day plus $0.80 per mile to rent the same truck. find the number of miles in a day at which the rental costs for company a and company b are the same