How did they get 61.2?

Twenty-five percent of the customers entering a grocery store between 5 p.m. and 7 p.m. use an express checkout. consider five randomly selected customers, and let x denote the number among the five who use the express checkout.

Kira looked through online census information to determine the overage number of people living in the homes in her city what is true about kira's data collection?

What adds to be the bottom number but also multiplies to be the top number with 8 on the bottom and 15 on top