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    Number of appeared candidates from State Q increased by 100% from 2006 to 2007. If the total number of qualified candidates from State Q in 2006 and 2007 together is 408. What is the number of appeared candidates from State Q in 2006

  • 380
  • 360
  • 340
  • 320
  • 300
  • Explanation:

    Let number of appeared candidates from state Q

    in 2006 = x

    Number of appeared candidates from state Q

    in 2007 = 2x

    According to questions,

    x×30/100+2x×45/100 = 408

    ⇒ 120x/100 = 408

    ⇒ x = 340


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