5.1) A piece of fish, initially of mass 2.4 kg, is cooked and subsequently has mass 2.1 kg.

What is the percentage loss in mass?

12.5 % decrease

Step-by-step explanation:

To find the percent loss

Take the original amount and subtract the new amount

2.4 - 2.1 =.3

Divide by the original amount

.3/2.4 =.125

Multiply by 100 to change to a percent

12.5 %

This is the percent decrease