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?

Using percentage concepts, it is found that Mrs. Rowan percent error is of 40%.

In this problem:

The percent error is:

The percent error is of 40%.

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Step-by-step explanation:

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

|42 − 30| / 42 × 100% = 28.6%

according to this law, when unemployment goes up by 1%, gdp drops by 2%. in the question, unemployment rate goes from 2% to 5%, meaning unemployment goes up by 3%, so the gdp drops by 6%. thus the effect is a drop in gdp by 6%.

step-by-step explanation: