In a class there are 20 boys and 25 girls. In how many ways can a boy and a girl be selected? Choose one:
A) 187 ways  B) 500 ways  C) 168 ways  D) 659 ways  E) 175 ways
We can select one boy from 20 boys in 20 ways.   We select one girl from 25 girls in 25 ways   We select a boy and girl in 20 * 25 ways i.e.,   = 500 ways.   Answer:500 ways
<result>B</result>
In a class there are 20 boys and 25 girls. In how many ways can a boy and a girl be selected?