A coyote is traveling 80 feet per second. How fast is the coyote running in miles per hour?

Julia is going for a walk through the neighborhood. what unit of measure is most appropriate to describe the distance she walks?

Ineed me i stuck and i don’t want to get it wrong

Evaluate 8j -k+148j−k+14 when j=0.25j=0.25 and k=1k=1.