Perform the indicated division or state that the expression is undefined for each of the following expressions. A)    0 3 = B)    12 5 – 5

Determine whether the given number is a solution of the equation. 12 ( x – 9 ) = 15 ( x + 13 ) + 2                     w h e r e   x = 27

Use the order of operations to simplify the expression. Your work and answer must be in fraction form.                   – 4 7 ( 1 3 ) + 5 9 ÷ 7 6

Solve the problem.A building 280 feet tall casts a 90 foot long shadow. If a person looks down from the top of the building, what is the measure of the angle between the end of the shadow and the vertical side of the building (to the nearest degree)? (Assume the person’s eyes are level with the top of the building.)

Solve the problem.The population of a town is increasing by 500 inhabitants each year. If its population at the beginning of 1990 was 27,021, what was its population at the beginning of 1997?

Convert the improper fraction to a mixed number. Your work and answer must be in fraction form.                              35 9

When the price of Good X increases by 10 percent, the quantity demanded of Good Y increases by 25 percent. The cross elasticity between these two goods is:

Suppose prices for new homes have risen, yet sales of new homes have also risen. We can conclude that:

Which of the following represents the key difference between the short run and the long run?

When airplanes take off and land at Logan airport, residents of East Boston complain about the noise. Planes make the same amount of noise for the duration of the trip to Paris from Boston, but there are no ____ for most of the trip because ____.