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31 July, 08:41

After a 20% price reduction a cell phone sold for $77. Find the original price of the phone

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  1. 31 July, 08:57
    0
    let the original price be x

    x-20/100*x = 77

    or, x-2/10*x=77

    or, (10-2x) / 10=77

    or, 10x-2x=77*10

    or, 8x=770

    or, x=770/8

    x=96.25
  2. 31 July, 08:59
    0
    I think the original price of the phone was 96.25, correct me if I'm wrong
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