Answer: 1,540 kilo calories
Explanation:
The energy that is supplied by the carbohydrates is 4 calories in one gram of carbohydrates.
The energy that is obtained by the protein is 4 calories per gram of protein. The fat provides 9 calories per gram of fat.
Alcohol provides 7 calories per gram of alcohol.
Hence, 250* 4= 1000 calories by carbohydrates, 50*4= 200 calories by protein and 30* 9= 270 calories by fat.
Alcohol = 10* 7= 70 calories by alcohol.
Total calories is 1540 kilo calories which is consumed by Carol for dinner.
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The control group is usually the group in which none of their variables are changed. This group is used in order to compare it with the outcomes of the other groups.
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