Answer:
At the same rate Rose will run 3 miles in 42 minutes.
Step-by-step explanation:
Hint- This problem ca be solved using Unitary method.
This Here given that, Rose can run 4 miles in 56 minutes.
i.e Rose in 56 minutes can run 4 miles.
So Rose in 1 minutes can run \(\dfrac{4}{56}\) miles.
So Rose in 42 minutes can run \(\dfrac{4}{56}\times 42=3\) miles.
Therefore, if Rose can run 4 miles in 56 minutes, she will run 3 miles in 42 minutes.
