percents: Stock rose 10% one month, dropped 10% next

[lala5]

In early march paul bought shares of stocks in two different companies.

-stock ABC rose 10% in value in march and decreased 10% in April.
-stock XYZ decreased 10% in value in march and rose 10% in April.

What percent of its original price is each of these stocks worth now?

*can you please explain to me how u got the answer?*

 

[Deleted member 4993]

Re: percents

In early march paul bought shares of stocks in two different companies.

-stock ABC rose 10% in value in march and decreased 10% in April.
-stock XYZ decreased 10% in value in march and rose 10% in April.

What percent of its original price is each of these stocks worth now?


*can you please explain to me how u got the answer?*

Let the purchase price of ABC in march = x
stock ABC rose 10% in value in march -> So what is the value of ABC stock after March? = x + 0.10*x = 1.1 x

stock ABC decreased 10% in value in April -> So what is the value of ABC stock after April ? = 1.1x - 0.10*(1.1 * x) = ??

Now continue...