Anabel714 Anabel714

18-11-2018
Mathematics

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40 is 20% of x. If x is 80% of y, then what is the sum of x and y?

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wegnerkolmp2741o wegnerkolmp2741o

18-11-2018

40 is 20% of x

40 = .2 * x

40/.2 = x

x =200

x is 80% of y

x = .8 * y

200 = .8 *y

200/.8 = y

250 =y

x+y

200+250

450

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