Chapter 3: Q. 105 (page 333)

The nutrition fact sheet at a fast food restaurant says the fish sandwich has $380$ calories, and $171$ calories 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

Step 1. Given Information

The fish sandwich has $380$ calories, and $171$ calories are from fat. We have to find the percent of the total calories is from fat.

Step 2. Translate into an equation

Let pbe the percentage.

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

So, the equation is

$380 \cdot p = 171$

Step 3. Solve the equation

By proceeding with the calculation further

$380 \cdot p = 171 p = \frac{171}{380} p = 0.45 Convert into percentage p = 0.45 \times 100 % p = 45 %$

Step 4. Check the answer

So, yes $380 of 45 % is 171 .$

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

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

Short Answer

Step by step solution

Step 1. Given Information

Step 2. Translate into an equation

Step 3. Solve the equation

Step 4. Check the answer

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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

Step by step solution

Step 1. Given Information

Step 2. Translate into an equation

Step 3. Solve the equation

Step 4. Check the answer

One App. One Place for Learning.

Most popular questions from this chapter

Recommended explanations on Math Textbooks

Logic and Functions

Decision Maths

Mechanics Maths

Discrete Mathematics

Calculus

Pure Maths

Study anywhere. Anytime. Across all devices.

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