I added the screenshot of the question if you could let me know the answer and how u got it please and thank you.
![I added the screenshot of the question if you could let me know the answer and how u got it please and thank you class=](https://us-static.z-dn.net/files/d78/1f379f59abd6b862c6cc6e25957896aa.png)
The percent it needs to.grow each year is.4 percent because the investment wants.to.increase by factor.of.5. in 20 years. 20 divided by 5 would 4 percent each year.