Math, asked by back64, 1 year ago

A no decreased by 20% gives 90


back64: Do fast

Answers

Answered by tri87
2
Let the number be x
decrease=20
X×20/100=90
X=90×100/20
X=450
Hence the number is 450

tri87: please mark as a brainlist
peter817: nice answer trimurti explain me this question in school
tri87: ceeter
Answered by peter817
0
the number is 450 value of x is 460
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