Question 1057742
Bobby has 10 miles to go, speed 82 mph, so he time is 10/82 hours.
Rick has 12 miles to go and has to do it in 10/82 hr 
Speed is 12/(10/82)=984/10=98.4 mph
Check. 98.4 mph is 1.64 miles per minute, so he will require 7.32 minutes
10/82 hours is 7.32 minutes