Question

a number when decreased by 20% gives 800.find the number?
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Answer 1

Answer:

let the number be x

x-20/100×x=80

x-1x/5=80

now making the denominator equal

5x/5 - 1x/5=80

4x/5=80

x=80×5/4

x=100

Step-by-step explanation:

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Answer 2

Answer:

the answer following question to mats solves