Kelly enlarged the area of a photograph to 250% of its original size. the original dimensions of the photograph were 5 inches by 7 inches. what is the area of the enlarged photograph, in square inches? a) 71.25 b) 87.5 c) 218.75 d) 3,000

answer is B) 87.5 squared inches.

Step-by-step explanation:

The original dimensions of the photograph were 5 inches by 7 inches so, the area of the original photograph can be computed as the area of a rectangle:

.

So

squared inches.

Now, for computing the area of a photograph of 250% the size of the original we use a simple rule of three:

35 squared inches --------  100%

X squared inches  --------- 250%

By this, we have:

well the answer to that is xoxoxo

step-by-step explanation: