Please help!! I'm really confused

John makes $10.50 pers hour what expression represens how much he will make if he works h hours

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.)

Suppose the radius of a circle is 16. what issuppose the radius of a circle is 16. what is its circumference its circumference