After several shares of the company's stock were sold, a profit of $1,320 was earned. the profit was 15% over a 30 day period. how much were the shares worth when they were originally purchased?

$ 8800

Step-by-step explanation:

The complete question with options is attached in the image below

Amount of profit earned = $ 1320

The profit was 15% of the amount invested.

Let x be the total amount that was invested 30 days ago to buy the shares of the company.

So,

Profit = 15% of the amount invested

1320 = 15% of x

1320 = 0.15(x)

x =

x = $ 8800

This means, the worth of shares was $ 8800 when they were originally purchased.

41*67/2=1373.5

step-by-step explanation:

i just used a calculator

option a is correct.

step-by-step explanation:

scale factor: it is used to find proportional measurements.

proportions means having the same ratio.

scale factor is the ratio of the model measurement to the actual measurement in a simplest form.

or we can say that the ratio of any two corresponding lengths in two similar geometric figures

if the scale factor is more than 1, then it is an enlargement,

if the scale factor less than 1, then it is a reduction.

given the two geometric figure:

by definition of proportions, we have