Help anyone or somebody please o^o

Suppose investors can earn a return of 2% per 6 months on a treasury note with 6 months remaining until maturity. the face value of the t-bill is $10,000. what price would you expect a 6-month maturity treasury bill to sell for? (round your answer to 2 decimal places. omit the "$" sign in your response.)

Points a, b, and c form a triangle. complete the statements to prove that the sum of the interior angles of triangle abc is 180

If x-1 and x+3 are the factors of x3+10x2+ax+b find a and b