Coleen spent 60 minutes online . if she spent 24 minutes on local news sites, what percent of her online time did she spend on local news sites

She spent 40% of her time on local news sites.

Step-by-step explanation:

Taking into account the information they have given us, we know that Coleen has spent 60 minutes online. Of those 60 minutes, 24 has been in local news sites.

Now we are asked to find out what percentage these 24 represent.

To find out, we will divide the 24 minutes spent online by the total that represents 100% of the 60 minutes.

So:

24:60 = 0.40

With this we can say that the percentage that Coleen has spent on local news sites is 40%.

b

step-by-step explanation:

calculate the scale factor as the ratio of corresponding sides, image to original, that is

scale factor = = = = 1