In the junior basketball league there are 21 teams, 1/3 of them are bad and ½ are rich. What can't be the number of teams that are rich and bad?	Select the correct option.
A) 4.
B) 6.
C) 7.
D) 8.
E) 11.
total teams =21   bad teams=(1/3)*21= 
<gadget id="calculator">(1/3)*21</gadget>
<output>7</output>
7   rich teams=10   so maximum value that the both rich and bad can take will be 10. so E= 11 can not be that value.   ans 11..
<result>E</result>
In the junior basketball league there are 21 teams, 1/3 of them are bad and ½ are rich. What can't be the number of teams that are rich and bad?