Answer: 100 miles.
Explanation:
Here , Flat fee = $ 5.00
Additional charge per mile = $ 0.05
Money spent = $ 10
Formula : Total Charge = Flat fee + (Number of miles ) x (Additional charge per mile)
Let x= Number of miles
Substitute values , we get
10 = 5 + 0.05x
⇒ 0.05x= 5
⇒ x = 100
Hence, I took bike for 100 miles.