Mason is 9 years old. His mother's age is 4 times Mason's age.
How old is Mason's mother? Draw a bar
diagram and write and solve an equation

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.)

The axis of symmetry for the graph of the function f(x)=1/4^2+bx +10 is x=6. what is the value of b?

Solve for x where 0 equation: cot^2x+2cotx+1=0