Jerome hiked three-fourths of a mile in two-thirds of an hour. What was his hiking speed in miles per hour?
A. 1/8 mile per hour
B.1 1/8 mile per hour
C. 8/9 mile per hour
D. 1 5/12 mile per hour

1 1/8 miles per hour.

Step-by-step explanation:

or

step-by-step explanation:

we need to solve for 'x' the following equation:  

we have that:

⇒

⇒ ⇒

factorizing, we get that:

  ⇒

then, the solutions are: or

nothing extraneous has been found!