If a car travels through a busy city without exceeding the speed limit of 30mph, suggest an average speed for…

If a car travels through a busy city without exceeding the speed limit of 30mph, suggest an average speed for the journey? I have no idea how to work this out.
 
Do you need a similar assignment done for you from scratch? We have qualified writers to help you. We assure you an A+ quality paper that is free from plagiarism. Order now for an Amazing Discount!
Use Discount Code "Newclient" for a 15% Discount!

NB: We do not resell papers. Upon ordering, we do an original paper exclusively for you.