Discover cards begin with the number 6. What is the check digit for the card number 6011 0499 0910 049_? A) 2 B) 6 C) 8 D) 9

Which type of quadrilateral has diagonals that will always divide it into four congruent triangles?

There is a 5% per year decline in water in the following reservoir. If the reservoir had 2000 gallons of water in year 2001, how much water will remain in 2017? Set up the exponential decay function and solve showing your work

The price of a dvd is 24.00 plus 8% sales tax. what is the sales tax on this dvd in dollar and cents

What are the five steps for indirect proof

Is 5/9 closest to 0, 1/2, or 1

What is 28; 50% increase

37 + (92:3) what does it equal?

260/500 in simplest form

Choose the correct simplification of the expression (8x^4y^3) 2

How many monkeys are in the world?