Q. 45 pupil,out of them 12 in debate only and 22 in singing only.then how many in both?

• The intersection for two = 45 - 12 - 22 = 11 play both games.
• 12 years agoHelpfull: Yes(33) No(1)
• pupil in both events = 45 -12-22 = 11 if everyone is participating in atleast one event.
• 12 years agoHelpfull: Yes(9) No(0)
• total pupil=45
  debate+singing=12+22=34
  both=total-(debate+singing)=45-34=11 play both game(ans)
• 12 years agoHelpfull: Yes(4) No(0)
• 
  i tink qn is wrng
• 10 years agoHelpfull: Yes(3) No(4)
• draw ven diagrams then you may understand clearly
• 8 years agoHelpfull: Yes(1) No(1)