The correct answer to the problem 15.4 + 9.87 +0.002 taking into account the correct significant figures is D) 25.3. The rule of Significant Figures in addition dictates this.
Explanation:The subject of this question is Significant Figures in mathematical addition, a concept in Mathematics. When adding numbers, the resulting answer can only be as precise as the least precise number. In the numbers given (15.4, 9.87, 0.002), the least precise number is 15.4 as it has the highest position of uncertainty (the decimal place). So, our answer should only go as far as this uncertain position. If you sum up the numbers, you get 25.272. But we only need to keep it to one decimal place, so we round it to the nearest tenth, which gives us 25.3. So, the correct answer is D) 25.3.
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What is the Difference between tcs and non tcs foods
Answer:
Tcs foods are foods that pose a greater risk of causing foodborne illness if not prepared.
Non Tcs foods on the other hand, are foods that are less likely to support the growth of bacteria and have a lower risk of causing foodborne illness.