Wilma saves $12,000 at the end of every six months for 10 years. Assume 10% compounded semiannually and find the present value. $149,546.52
$137,547.52
$73,734.84
$195,589.79

Molly shared a spool of ribbon with 12 people. each person received 3 feet of ribbon. which equation can she use to find r, the number of feet of ribbon that her spool originally had?

Which of the following parabolas opens down?

Question 13 (1 point) jerome is starting a new job. his contract states he will earn $42,000 the first year, and will get a 4% raise per year. which function s(x) represents jerome's salary after a certain number of years, x?