In how many ways can 7 boys and 4 girls sit around a table in such a way that no two girls sit together?	Choose the correct answer
A) 695400
B) 625800
C) 685000
D) 615000
E) 604800
The 7 boys can be seated around a table in 6! Ways. In between them there are 7 places.   The 4 girls can be placed in the 7 places in 7P4 ways.   Therefore, Required number of ways= 6!* 7P4   =720 * 840= 
<gadget id="calculator">720 * 840</gadget>
<output>604_800</output>
604800   ANSW604800R:604800
<result>E</result>
In how many ways can 7 boys and 4 girls sit around a table in such a way that no two girls sit together?