Answer: 3432.56
Step-by-step explanation: Everything is on the attached file, enjoy!!! If you have any further questions, just ask me, I'd be glad to help!
Alert: IDK if it is attached, so sorry if it isn't i'll try to explain it.
2490.05 is the initial value how much leo started with.
2.5% + 100% = 1.025
weekly =13weeks
multiply 1.025 by the sqrt of 13 since that's the amount of weeks.
that gets you 3432.56.