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the manufacturing cost of a cell phone was $124 cellars first marked up the cost by 20% sales were poor , so sellers decreased the mark up to 15% calculate the old a new price

Answer :

dillonliyanage

Answer:

old=148.8

new=142.6

Step-by-step explanation:

124*1.2(markup percentage increase)=148.8

100%+20%=120%=1.2(multiplier)

same method for the new price

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