yme070701 yme070701
  • 24-08-2020
  • Mathematics
contestada

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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