Answer:
20.4 miles
Explanation:
Terry's normal speed while riding his bike = [tex]15\ \text{mph}[/tex]
Speed is reduced by [tex]3\ \text{mph}[/tex].
So his speed now is [tex]15-3=12\ \text{mph}[/tex]
The time for which the distance needs to be found is [tex]1.7\ \text{hours}[/tex]
Distance is given by
[tex]\text{Distance}=\text{Speed}\times \text{Time}[/tex]
[tex]\text{Distance}=12\times 1.7=20.4\ \text{miles}[/tex]
So, the distance traveled in 1.7 hours is 20.4 miles.