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Ariana's english test has two types of questions: multiple choice worth two points each and short response worth 3 points each. If there are 43 total questions and the test in worth 100 points, how many short response questions are they

 Feb 3, 2020
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#multiple choice  = m            mult choice points   = 2m

#short answer =43-m            short answer points = 3(43-m)    summed , they should = 100 points

 

2m    +     3 (43-m)  = 100        solve for m, the number of mult choice q's   then  short answer# = 43-m

 Feb 3, 2020

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