Question 1171099


Jason answered {{{12}}} questions correctly on a test worth {{{150 }}}points.  Each question was worth {{{10 }}}points 

so, there was {{{150/10=15 }}} questions

{{{(x/100)15=12}}} 

{{{(3x/20)=12}}} 

{{{3x=12*20}}} 

{{{x=(12*20)/3}}} 

{{{x=(cross(12)4*20)/cross(3)}}} 

{{{x=4*20}}} 

{{{x=80}}} % Jason earned on the test