In a class there are 20 boys and 23 girls. In how many ways can a boy and a girl be selected? Answers:
A) 508
B) 460
C) 800
D) 570
E) 503
We can select one boy from 20 boys in 20 ways.   We select one girl from 23 girls in 23 ways   We select a boy and girl in 20 * 23 ways i.e., = 460 ways.   Answer:460
<result>B</result>
In a class there are 20 boys and 23 girls. In how many ways can a boy and a girl be selected?