12 yellow balls and 7 red balls are placed in an urn. two balls are then drawn in succession without replacement. what is the probability that the first ball drawn is a red ball if the second ball drawn is yellow?

Find three consecutive odd integers with a sum of - 51 answer

Why is 85, 19, 17, 4, and 2 is similar?

A triangle has sides that measures 9 inches and 17 inches. what is the possible length of the third side

Witch is greater 0.88 or 0.178

It takes Karen 2 hours to bake 2 cakes and it takes Mark 5 hours to bake 3 cakes. If they work together how long will it take for them to bake 8 cakes?

Zita wants to buy an mp3 player that is on sale for 25% off. the orignal price of the mp3 player was $200. what is the amount of the discount

To decrease an amount by 23%, multiply by?

A garden (60 ft x 40 ft) is surrounded on all sides by a 5 foot walkway. What is the area of the garden? What is the area of the walkway? What is the perimeter along the outer edge of the walkway?

Josh cut a square sheet of paper along a diagonal to make two congruent triangles. The area of one triangle is 60.5 in." Find the length of one side, s, of the square. Show your work.

In a random sample of cars driven at low altitudes, of them exceeded a standard of grams of particulate pollution per gallon of fuel consumed. In an independent random sample of cars driven at high altitudes, of them exceeded the standard.