Mathematics, 06.08.2021 14:00 aleah1616
A student answers 20 out of the first 32 questions correctly, but gets three-quarters of remaining questions wrong. all the questions are equal value. if the students' score is 40%, how many questions were there is exam?
Answers: 1
questions on this exam.
denote the number of questions on this exam in total (including the first 
questions.)
questions after the first 
) of these 
right answers.
.
of the 
.
.
.
.
.
.
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A student answers 20 out of the first 32 questions correctly, but gets three-quarters of remaining q...
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