Question

A test contains 40 questions Max's goal is to learn at least a 90 percent how many questions must he answer correctly to get at least a 90% show work using equivalent fractions

Answer 1

90% = 90/100 

x/40=90/100  cross multiply 

100x = 3600 divide by 100 on both sides 
x=36 

Max needs to get at least 36 questions correct to earn a 90&