I'm not doing your work for you figure it out
Answer:
-7150
Step-by-step explanation:
7.15 * 10^-3
7.15 * (-10*-10*-10)
7.15 * -1000
-7150
87 58%
_ _
x 100% = 8700/58 = 150.862069 = 150.86
Add the top then add the bottom
Use cross multiplication to solve:

So, he rode
miles in 10 minutes (approximately 1.54mi).