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    Subject

    Quantitative Aptitude

    Topic

    Percentage

    An exhibition was conducted for 4 weeks. The number of tickets sold in 2nd workweek was increased by 20% and increased by 16% in the 3rd workweek but decreased by 20% in the 4th workweek. Find the number of tickets sold in the beginning, if 1392 tickets were sold in the last week ?

    ক)
    1124
    খ)
    1420
    গ)
    1345
    ঘ)
    1250

    Explanation

    Let initially 'X' ticket has been sold. So now in 2nd week 20% increases, so => X x 120/100 In 3rd week 16% increases, so => X x (120/100) x (116/100) In 4th week 20% decrease, so => X x (120/100) x (116/100) x (80/100) = 1392 X = 1250.

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