Brainliest to the one that right

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.

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

Ateacher noticed 5/8 of the students were wearing either blue shorts or white shorts. write two different ways this could be done.