yayayaya62 yayayaya62
  • 19-08-2019
  • Mathematics
contestada

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

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itzjustbri
itzjustbri itzjustbri
  • 19-08-2019
I think the original price of the phone was 96.25, correct me if I’m wrong
Answer Link
maheep maheep
  • 19-08-2019

Answer:

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

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