9. a stock's price has been continuously declining at a rate of 5% per week. if the stock started at a price of
$62.50 per share, algebraically determine the number of weeks it will take for the price to reach $20.00 per
share. round your answer to the nearest tenth of a week

After 13.6 weeks the price per share will be $20.

Step-by-step explanation:

The stock's price has been continuously declining at a rate of 5% per week.

Now, if the stock's price is $62.50 per share at the start, then after w weeks the price will be dollars.

Hence, we have to find the value of w if the after w week price per share is $20.

So,

⇒

⇒

⇒ w = 13.6 weeks

Therefore, after 13.6 weeks the price per share will be $20. (Answer)

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