Answer:
The value of r to be out in the given formula is r = 0.048.
Explanation:
The rate is given as 4.8%.
Now to put the value of interest in the given formula,
We need the value of r.
r =
![(r \%)/(100) = (4.8)/(100) = 0.048](https://img.qammunity.org/2020/formulas/mathematics/middle-school/ghjgzk929ubkw4pk4w3rcoisfzzd1bxfab.png)
Hence, the value of r to be out in the given formula is r = 0.048.