A bag contains 12 red, 30 blue, 20 green, 10 yellow, and 8 black marbles. Nancy chooses 1 marble from the bag. What is the probability that the marble is red, blue, or black?

6 sparkly pens cost 9.00 what is the unit price

A satellite orbits the Earth at about 13^4 kilometers per hour. How long would it take to complete 24 orbits, which is a distance of about 13^5 kilometers? A.) 312^4 hours B.) 13^9 hours C.) 13^20 D.) 13 hours

How many lbs to a kg?

Consider the relation y = 5|x - 7| + 2. Which of the following best describes the minimum or maximum of this relation? Minimum at (-7, 2) Maximum at (-7, 2) Minimum at (7, 2) Maximum at (7, 2)

A football player attempts to kick a football over a goal post. The path of the football can be modeled by the function,

Solve 1/p+1/s=1 for p

0.81 repeating as a fraction

Write an equation of the line with a slope of - 3 and y-intercept of 0

A winter jacket is marked down 75 percent from the original price according to the new price tag and now cost $52.50 what was the original price

What number is228% of 14.5