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A snack contains 250 calories, with 40% from carbohydrates, 30% from fats, and 3

Practice Questions

Q1
A snack contains 250 calories, with 40% from carbohydrates, 30% from fats, and 30% from proteins. How many calories come from carbohydrates? (2022)
  1. 80 calories
  2. 90 calories
  3. 100 calories
  4. 110 calories

Questions & Step-by-Step Solutions

A snack contains 250 calories, with 40% from carbohydrates, 30% from fats, and 30% from proteins. How many calories come from carbohydrates? (2022)
  • Step 1: Understand that the snack has a total of 250 calories.
  • Step 2: Know that 40% of those calories come from carbohydrates.
  • Step 3: Convert the percentage (40%) into a decimal by dividing by 100. This gives you 0.40.
  • Step 4: Multiply the total calories (250) by the decimal (0.40) to find the calories from carbohydrates.
  • Step 5: Calculate 0.40 * 250, which equals 100 calories.
  • Percentage Calculation – Understanding how to calculate a percentage of a total value.
  • Caloric Distribution – Recognizing how calories from different macronutrients contribute to the total caloric content.
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