In a class there are 10 boys and 25 girls. In how many ways can a boy and a girl be selected?
Choose the correct choice:
A) 400
B) 250
C) 600
D) 530
E) 630
Explanation:   We can select one boy from 10 boys in 10 ways.   We select one girl from 25 girls in 25 ways   We select a boy and girl in 10 * 25 ways i.e., = 250 ways.   Answer: Option 250
<result>B</result>
In a class there are 10 boys and 25 girls. In how many ways can a boy and a girl be selected?