Question

B) A white shirt costs $. 2.50, and a blue shirt costs $. 1.50

Calculate the percentage difference.
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Answer 1

Cost of white shirt = 2.50 $

Cost of blue shirt = 1.50 $

We have asked to find percentage difference
`.`

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`:\implies\sf\:(cost_(blue)-cost_(white))/(cost_(blue)+cost_(white))* 100`

`:\implies\sf\:(2.50-1.50)/(2.50+1.50)* 100`

`:\implies\sf\:(1)/(4)* 100`

`:\implies\:\boxed{\bf{\gray{25\:\%}}}`