Write the general term an for a geometric sequence, using a, and r.

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

I’m still confused on how to work the percentages

Of the 304 people who attended a school play, 5/8 were students. how many of the people who attended were students.