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Chapter 3: Q. 105 (page 333)

The nutrition fact sheet at a fast food restaurant says the fish sandwich has 380calories, and 171calories are from fat. What percent of the total calories is from fat?

Short Answer

Expert verified

45% of the total calories is from fat.

Step by step solution

01

Step 1. Given Information 

The fish sandwich has380 calories, and 171calories are from fat. We have to find the percent of the total calories is from fat.

02

Step 2. Translate into an equation 

Let pbe the percentage.

Now, 171calories are from fat, and the fish sandwich has total 380calories

So, the equation is

380路p=171

03

Step 3. Solve the equation  

By proceeding with the calculation further

380路p=171p=171380p=0.45Convertintopercentagep=0.45脳100%p=45%

04

Step 4. Check the answer 

So, yes 380of45%is171.

Thus,45percent of the total calories are from fat.

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