13. The price of an item is increased by 20%. By what percent the new price be reduced to get the original price of the item ?
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Answered by
0
Answer:
here your answer
Step-by-step explanation:
20%=........
Answered by
0
Let the original price be x
Then increased to 20%⟹x+
100
20
x=
5
6
x
Then decreased to 30%⟹
5
6
x−
100
30
×
5
6
x=
25
21
x
So the net decrease is x−
25
21
x=
25
4
x
The percentage change is
x
25
4
x
×100=16
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