Mathematics, 01.01.2020 14:31 charizma

Astudent took 60 minutes to answer a combination of 20 multiple choice and extended response choice questions she took two minutes to anwer each multiple choice and 6 minutes to anwaer each extended response.
a) write a system of equations to model the relationship between the number of multiple choice questions m and number of extended response questions r
b) how many of each type of question was on the test

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Astudent took 60 minutes to answer a combination of 20 multiple choice and extended response choice...