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Setler [38]
3 years ago
5

Mrs. Rowan allotted 30 minutes at the beginning of class for her students to complete an exam. The last student took 42 minutes

to complete the exam. What is Mrs. Rowan's percent error?
Mathematics
2 answers:
Nitella [24]3 years ago
5 0

Step-by-step explanation:

Percent error = |actual − theoretical| / actual × 100%

|42 − 30| / 42 × 100% = 28.6%

olga nikolaevna [1]3 years ago
3 0

Answer:

its 28.6

Step-by-step explanation:

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Answer:

If we are solving for x, then the answer is x = 4

Step-by-step explanation:

move 5 to other side

2.5x <u>+ 5</u> ≥ 15 <u>- 5</u>

2.5x = 10

Get rid of 2.5

<u>2.5</u>x = 10<u>/2.5</u>

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3 years ago
2(4x - 3) 2-3(3x) + 5x​
SashulF [63]

Answer:

12x-12

Step-by-step explanation:

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7 0
3 years ago
I forget how to do this,thanks for the help!
miss Akunina [59]

Answer:

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Step-by-step explanation:

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4 years ago
–5 + 2n –11 or –6 – 10n &gt; 44
ser-zykov [4K]
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