guddo wrote:
Victor invested a total of $800 in 2 stocks. At the end of 1 year, one stock had gained 12% in value, the other stock had lost 4% in value, and the total value of the 2 stocks was $848. How much did Victor invest in the stock that decreased in value?
A. $100
B. $200
C. $300
D. $500
E.$600
Attachment:
2024-01-25_23-19-12.png
Yes, overall return from the stocks was\(\frac{48}{800} * 100 =6%\)
Now use weightedaverages:
\(\frac{w1}{w2} =\frac{ (-4 - 6)}{(6 -12)} =\frac{5}{3}\) (or draw the scale)
So $500 was invested in the stock that gave 12% and $300 was invested in the stock that gave -4%.
Answer (C)
Weighted Averagesvideo:
https://www.youtube.com/watch?v=_GOAU7moZ2Q
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Statistics : Posted by KarishmaB • on 25 Jan 2024, 12:50 • Replies 4 • Views 1061
