Answer: 58%
Explanation: Fat has 9 calories per gram, so if her favorite ice cream has 20g of fat the total calorie contribution from fat alone would be 180 kcal out of the 310 kcal total.
180/310
When you divide 180 by 310 you get 0.58064516 or 58%
The correct option is Estimated Average Requirement.
The estimated average requirement (EAR) is the number of nutrients that, according to estimates, will satisfy the needs of 50% of people in a given life stage and gender group. For both men and women, balance tests and data on stable isotopes point to an EAR of 5 mg kg per day. It is believed that this threshold, which is higher during teenage growth, is 5.3 mg kg1 day1. A supplement of 35 mg per day is advised since the Mg demand increases during pregnancy due to Mg transfer to the fetus in the final three months. The adequate intake (AI) for newborns is calculated based on the Mg content of breast milk and the progression of solid food ingestion.
Learn more about adequate intake here:-
brainly.com/question/1482510
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Answer:
Iris
Explanation:
The iris opens and closes to control the amount of light entering through the pupil (schepens.harvard.edu).
Answer: Life is so hard because nobody is perfect.
Explanation: If everybody were perfect, then life wouldn’t be so hard because people would know how to handle it, and people wouldn’t make mistakes, so life’s mistakes would never happen.