What are the answers for algebra pizzazz pg?

What verbal expression represent the algebraic expression 3(5 3)? What is the mean of 12 23 14 and 11? What is the solution for Dan found a two digit odd numberOne of its digits was half the other The number was greater than 50What number did Dan find? What is the scale factor for 5cm if the model is 58.7cm and actual is 140.9m? X values of a function? Why is it important to check the solutions of graphical equations algebraically? What is the coefficient of the x2y term in the expansion of (x plus 2y)3? What is the truth table for and gate? What is the output value if the input value is 4? 8011 in expanded form? The square root of 961? What is the measure of each interior angle of a regular polygon? Is the product of a nonzero rational number and an irrational number rational or irrational? What is the square root of 64 over 4? What is 9c x 5e? If a plus b 76 a-b 36 then what a b? Is Mary a verb? Bill earns m dollars per month and Angelo earns n dollars per month How many dollars do both earn in 1 year? Factor x squared- 1? How many triangles does a 12 sided polygon have?