Alabrador retriever weighs 48kg. after a diet and exercise program the dog weighs 41kg. what is the percentage loss in weight.

Percentage loss in weight is 14.5833 %

Solution:

Given that Labrador retriever weighs 48 kg

After a diet and exercise program the dog weighs 41 kg

To find: percentage loss in weight

Steps to follow:

First: work out the difference (decrease) between the two numbers you are comparing. Then: divide the decrease by the original number and multiply the answer by 100

Here starting value = 48 kg and final value = 41 kg

Negative sign indicates percentage loss(decrease in weight)

Thus percentage loss in weight is 14.5833 %

1 x=22.52

2: 65/39=604+39x

65x-39x=604

26x=604

x=604/26

×=23.23