Edward invested $1600 in a savings account for 8 years. at the end of 8 years, his savings account had $1920 in it. if $1600 represents p, the principal amount, which percent represents the annual simple interest rate (r) that edward earned after the 8 year (t) period?

Which graph represents an even function?

Brent needs to paint a logo made using two right triangles. the dimensions of the logo are shown below. what is the difference between the area of the large triangle and the area of the small triangle? (1 point) select one: a. 4.5 cm2 b. 8.5 cm2 c. 16.5 cm2 d. 33.0 cm2

Dean and karlene get paid to write songs. dean is paid a one-time fee of $20 plus $80 per day. karlene is paid a one-time fee of $25 plus $100 per day. write an expression to represent how much a producer will pay to hire both to work the same number of days on a song.