Question 1132752
a) #multiple choice =m #short answer =s {{{system(2m+5s=100,m+s=35)}}} {{{system(2m+5s=100,2m+2s=70)}}} {{{3s=30}}} {{{highlight(s=10)}}} {{{highlight(m=20)}}}

b) {{{system(2m+5s=86,m+s=31)}}} 

{{{system(2m+5s=86,2m+2s=62)}}}

{{{3s=24}}} 

{{{highlight(s=8)}}} 23 multiple-choice questions and 8 short-answer questions correct.

Try to use the same method to solve the other parts.