Question

A person runs

1
4
of a mile in
1
32
of an hour. Compute the unit rate by setting up a complex fraction and simplifying.

Answer 1

`\bf \cfrac{\quad (1)/(4)~mile\quad }{(1)/(32)~hour}\implies \cfrac{1}{4}\cdot \cfrac{32}{1}\implies \cfrac{32}{4}\implies 8~(mi)/(hr)`