An email spam reaches three readers. each of them forwarded the same email to three different readers. each of these new readers further forwarded the same email to three different readers, who each forwarded the same email to yet again three different readers. how many people have read that email?

12 readers

Step-by-step explanation:

The first time there were three readers. They forwarded it to three more. There was another set of three and another. 3*4 is 12.

168

step-by-step explanation:

first off, we know that he drove 3.5 hours at a rate of 48 mph.

knowing that, we want to see how many miles he drove all-together.

in this case, we can just multiply 48 by 3.5.

48 * 3.5 = 168