Respuesta :

Solution

For this case we can use this formula:

[tex]\text{Change}=\frac{\text{Old}-\text{New}}{\text{Old}}\cdot100[/tex]

And for this case:

Old = 40

New = 25

Replacing we got:

[tex]\text{Change}=\frac{40-25}{40}\cdot100=37.5[/tex]

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