Answer is 8 hope this helps
Step-by-step explanation:
Given that,
Amy jogs 1/3 of a mile in 1/15 of an hour and john takes 1/30 of an hour to jog 1/5 of a mile.
Speed of Amy,

Speed of John,

John will jog farther in one hour as he is moving with faster speed. The speed of John is 1 mph more than Amy.
The domain of 13/x - 11 is all real numbers except x cannot equal zero