yme070701 yme070701

24-08-2020
Mathematics

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A toxin increase from 12ppm to 16ppm. What percent increase is this?

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zainaabuqutai492 zainaabuqutai492

24-08-2020

For percentage increase there is a formula
New value - old value
Divided by old value
Multiplied by 100
16-12=4
(4/12)*100
=33.3%
For percentage decrease
The formula is a bit different
It is old value - new value
Divided by old value
Multiplied by 100

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