QUESTION IMAGE
Question
lydia and kaden measure the speed of the wind for an experiment in their science class. in the morning, lydia measured the wind speed as 15 miles per hour (mph) when the correct speed was 10 mph. in the afternoon, kaden measured the wind speed as 35 mph when the correct speed was 50 mph.
40 write a fraction to compare lydia’s amount of error to the correct amount.
41 amount of error / correct amount = 5 / 10
42 write the fraction as a percent. 5/10 = %
lydias measurement model
amount of error: 5
correct amount: 10
Step1: Simplify the fraction
First, simplify the fraction $\frac{5}{10}$. We can divide both the numerator and the denominator by their greatest common divisor, which is 5. So, $\frac{5\div5}{10\div5}=\frac{1}{2}$.
Step2: Convert to percent
To convert a fraction to a percent, we multiply the fraction by 100. So, $\frac{1}{2} \times 100 = 50$. Alternatively, we know that $\frac{5}{10}=0.5$ (by dividing 5 by 10), and then multiply 0.5 by 100 to get the percent, which is also 50.
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