A woman invests $39,000, part at 8% and the rest at 9 1 2 % annual interest. If the 9 1 2 % investment provides $467.50 more income than the 8% investment, how much is invested at each rate?

Acompany is testing in comparing to lightbulb designs the box plot shows the number of hours that each lightbulb design last before burning out which statement is best supported by the information of the plot

One of the same side angles of two parallel lines is 20° smaller than the other one. find the measures of these two angles.

Raymond just got done jumping at super bounce trampoline center. the total cost of his session was $43.25 . he had to pay a $7 entrance fee and $1.25 for every minute he was on the trampoline. write an equation to determine the number of minutes (t) that raymond was on the trampoline.