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Bumek [7]
2 years ago
10

Joshua uses his thermometer and finds the boiling point of ethyl alcohol to be 75 degrees Celsius. He looks in a reference book

and finds that the actual boiling point of ethyl alcohol is 80 degrees Celsius. What is his percent error?
Mathematics
2 answers:
Elenna [48]2 years ago
6 0

Answer:

6.25%

Step-by-step explanation:

75 - 80 = -5

Absolute value of -5 is positive so -5 = 5

5 ÷ 80 = 0.0625 (1/16)

0.0625 × 100 = 6.25%

Joshua's percent error is 6.25%

vaieri [72.5K]2 years ago
3 0
Just took this it’s 6.25%
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The sum of two numbers is -7. Five times the first number plus the second number is 1. What are the numbers?
arlik [135]

Answer:

Step-by-step explanation:

Well you only want the two equations so here they are.

x + y = -7

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I should give you the answer.

x = 2

y = -9 I think. These answers were done in my head.

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2 years ago
Jason alleges that if the means and mean absolute deviation of two different lists of numbers are the same, then all of the numb
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3 years ago
Rectangle with a side length of 11" and a diagonal of 14" what is the perimeter
notka56 [123]

Answer:

10sqrt3+22

Step-by-step explanation:

Ok, let us imagine it as a sort of rectangle split upon its diagonal.

Using that, we can Pythag it out,

11^2+b^2=14^2

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7 0
3 years ago
Read 2 more answers
Can you please help me with this?
11Alexandr11 [23.1K]

Answer:

y=1

Step-by-step explanation:

Ⓗⓘ ⓣⓗⓔⓡⓔ

Well, the ratio of x:y are 3:1

Because the x is literally 3, the ratio is...3:1.

Hence, y=1

(っ◔◡◔)っ ♥ Hope this helped! Have a great day! :) ♥

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4 0
3 years ago
Is this right and plz help
FrozenT [24]
Number 6 and 7 are incorrect and I can't read 1/2/3

for 6
7/10 would be 70%
for 7
3 2/5 would be 3.40 not 3.25
8 0
2 years ago
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