You've collected the following information for three stocks. All information refers to the end of a year.

A stock index had value of 8,581 at the end of 2021. Stock B underwent a 3-for-1 stock split at the end of 2021, just after the index was calculated.

What is the index value for a market value-weighted indexat the end of 2022? (I tried 39403 by sum the (Price x Number) in 2020, but it is incorrect)

What is the index value for a market value-weighted index at the end of 2022? What is the index value for a market value-weighted index at the end of 2022