The number 31.5 is what percent of 90? Algebra Linear Equations Percent Equations 1 Answer Barney V. Mar 4, 2017 #35%# Explanation: #:.=31.5/cancel90^color(red)9 xx cancel100^color(red)10# #:.=31.5/9 xx 10# #:.=3.5 xx 10# #:.=35%# #color(red)(check:# #color(red)(35%=35/100=.35# #color(red)(0.35 xx 90=31.5# Answer link Related questions Jimmy made a #"75%# on a test worth #46# points. How many points did he get correct? How do you use proportions to solve percent equations? How do you translate percent problems into an equation? What number is 32% of 600? What number is #3/4#% of 16? 8 is 20% of what number? 99 is 180% of what number? What percent of 7.2 is 45? What percent of 150 is 5? What is 2% of 92? See all questions in Percent Equations Impact of this question 2692 views around the world You can reuse this answer Creative Commons License