When building a house the number of dats required to build varied inversely with the number of workers. One house was built in 85 days by 5 workers. How many days would it take to build a similar house with 17 workers

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?