So,
If Jazmeen can walk 1/4 mile in 1/5 hour, we can multiply the number of miles by 5 to get the number of miles she walks in 5/5, or 1, hour.
1/4 * 5 = 5/4 or 1.25
Jazmeen can walk 1 1/4 or 1.25 miles every hour.
As for Jazmin, we don't know how fast she's walking.