Angie, Bridget, Carlos, and Diego are seated at random around a square table, one person to a side. What is the theoretical probability that Angie and Carlos are seated opposite each other?

A circle has a radius of r inches. The area of a circle is given by A=πr2. Identify the equation (s) that represent the radius of the circle.

each year the new york marathon which is 42km, is run by thousands of people if you and 2 friends go run the marathon how many meters will all three of you run

Whe she was in year 8, sarah could run 800 metres in 3 minutes and 20 seconds. Three years later, when she was in year 11, she could run 800 metres in 2 minutes and 44 seconds. Find the percentage improvement in her time.

25.6%, 38.2%, 6/23, 3/10 greatest to least

How to set up equations for exterior angles

How do you multiply 20 times 9 times 5

What does the common difference or common ratio mean?

What is the first step when rewriting y = - 4x2 + 2x - 7 in the form y = a (x - h) 2 + k? a) 2 must be factored from 2x - 7 b) - 4 must be factored from - 4x2 + 2x c) x must be factored from - 4x2 + 2x. d) - 4 must be factored from - 4x2 - 7

How many eighths make 5 7/8?

A store buys an item whole sale for 175 and sells it for 300 what the ratio of the cost sell price