Richard sold his car for $7500. He invested the money in an account paying 3.7% p. a. interest compounded
quarterly for 8 years. Inflation averaged 3.1% per year
over this period.
a Find the future value of Richard's investment.
b Find the real value of Richard's investment.

PLS HELPPP

For one history test, keith had to answer 40 questions. of these 40 questions, keith answered 28 of them correctly. what percent did keith get on his history test? round your answer to the nearest tenth if necessary

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

The surface area of the triangular prism is .