Help please? and how should i show my work.

Given the following statements, which is the best

Ineeeeed this is due tomorrow and i dont know the answer can you find all the exponents

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?