A certain couple tells you that they have two children, at least one of which is a girl. what is the probability that they have two girls?

State whether - 4^{2} and (-4) ^{-2} represent the same quantity. Explain.

What is the slope of any line perpendicular to the line y=5

3 5/12 as a improper fraction

John, Karl, and Marcus each have a different favorite subject: math, English, and science. Each also has a different favorite color: green, blue, and black. Marcus likes black, the guy that likes science likes blue, and Karl likes math.

At the stadium, the Grandstands, Bleachers and Box Seats cost $6.75, $4.50 and $10.50, respectively. How much change will you get from $60 if you buy tickets for 2 Grandstands, 2 Bleachers and 2 Box Seats?

Which table shows exponential decay? A. X Y 1 16 2 8 3 4 4 2 B. X Y 1 16 2 12 3 8 4 4 C. X Y 1 16 2 12 3 9 4 7 D. X Y 1 16 2 8 3 3 4 1

9/115 simplified?

Ty is at Home Depot and must decide whether to buy paint in 10 individual quart cans or to buy it in both gallon and quart cans. Here are the details: 4 quarts = 1 gallon 1 quart costs $6.99 1 gallon costs $20.

27 over 75 as a decimal in the thousandths place

a diagram of a swimming poolis below. the width of the pool is 25m, find the length of the actual pool