what is the Sum of even numbers between 99 and 301?

• 100+102+104......300
  forming an a.p
  300=100+(n-1)2
  n=101
  sum=101/2(100+300)
  101*200=20200
• 12 years agoHelpfull: Yes(20) No(0)
• 100+102+104......300
  No of even terms in count= 100+1=101
  Sum=n/2(a+l)
  sum=101/2(100+300)=40400/2=20200
• 12 years agoHelpfull: Yes(2) No(0)
• sol is 20200 solved with the help of AP
  
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• plz upload some more TCS question plz...
  
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• n is between 100 to 300 so
  n=101
  n/2[a+last term]
  =101*200
  =20200 ans
• 12 years agoHelpfull: Yes(0) No(0)
• 300=100+(n-1)2
  n=101
  sum=101|2(300+100)
  ans=20200
• 11 years agoHelpfull: Yes(0) No(0)