Question

10. Instead of entering 30% marks out of 160 in the
report card, a teacher entered 54 marks. What is
the percentage of the error?


please tell it's urgent
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Answer 1

Step-by-step explanation:

$\\ entred \: marks = 54\\ total \: \: marks = 160\\ \frac{54}{160 } \times 100 \\ 33.75\% \\ error \: \% = 33.75 - 30.00 = 3.75 \: \%$