Answer:
The percent error of Heather's calculation is <u>8%</u>.
Step-by-step explanation:
Given:
Heather measures the temperature of her coffee to be 133.4 degrees fahrenheit. It is actually 145 degrees fahrenheit.
Now, to find the percent error of Heather's calculation.
The temperature of coffee Heather measures = 133.4° F.
Coffee's actual temperature = 145° F.
So, to get the measurement in error we subtract the temperature of coffee Heather measures from coffee's actual temperature:

Now, to get the percent error:



Therefore, the percent error of Heather's calculation is 8%.
Answer:
D would be equal to 64
You just need to multiply 32 by 2
Answer:
1174.04
Step-by-step explanation:
15% increase is 115% or 1.15
17% decrease is 83% or 0.83
0.83(1.15(1230))
= 1174.035
Answer:
Step-by-step explanation:
-6 < 4x + 6 < 14
-12 < 4x < 8
-3 < x < 2
Answer:
1.2 x (8.4-6.4)
Step-by-step explanation:
1.2 x 2 = 2.4