A plumber charges $45 for the first hour and $30 for each additional hour. how much does he charge if it takes him 4 hours to make a repair?

The selling price of a certain collector's item was $10 in 2000 and $15 in 2001. If the selling price of the item follows a geometric sequence, what would the price of the item be in 2002?

2. Figure out how many times you need to walk around the track to walk 1 kilometer! (Hint: 1 kilometer (km) = 1000 meters)

X squared - 4x - 45=0

Emmanuel sold 16 dozen eggs last month. How many eggs did he sell in all?

U. S. Population can be modeled by the function f (x) = 165.6x^1.345, where f (x) is in thousand and x is the number of year after 1800. What is f (50) and what does it mean?

Is a home an asset or liability

How is the measure of an arc related to its central angle?

Solve the equation for x. 2 3 x - 1 9 x + 5 = 20 x =

To which real number subset do the following real numbers belong? A. rational numbers B. integers C. irrational numbers D. natural numbers

50 cents plus how many nickels equal 1.85