The women's department of a store stocks 4 types of black socks for every 5 types of white socks The men's department stocks 6 types of black socks for every 7 types of white socks.
If each department has the same number of black socks, which department stocks more types of white socks?

Traffic on saturday, it took ms. torres 24 minutes to drive 20 miles from her home to her office. during friday's rush hour, it took 75 minutes to drive the same distance. a. what was ms. torres's average speed in miles per hour on saturday? b. what was her average speed in miles per hour on friday?