A jar contains 10 red marbles and 30 blue marbles. what is the probability of randomly selecting a red marble from the jar?

Add (2x^2 - 2x) + (6x - 4)

Dawn's credit card has an APR of 15%, calculated on the previous monthly balance, and a minimum payment of 2%, starting the month after the first purchase. Her credit card record for the last 7 months is shown in the table below.

The diagram shows the back fences of three houses in a small neighborhood. The lengths of the fences are given. Pythagorean theorem: a2 + b2 = c2 Triangles Use the Pythagorean theorem to classify the triangle formed by the three fences.

If a $2 bet is placed for a chance to win $500 for drawing a 10 of any suit from a standard deck of cards, what is the value of expectation? A. $2 B. $250 C. $125 D. $500

Find the probability of the indicated event if p (e) equals 0.20 and p (f) equals 0.35. find p (e or f) if p (e and f) equals 0.10.

A function rule takes an input, n, and converts it into an output, y, by increasing one half of the input by 10. Determine the output for this rule when the input is 50 and then write an equation for this rule.

Write the fraction 1 and 1/2 as a decimal

Courtney had $55 to spend at the fair. She paid $22.50 for rides and $14.25 for lunch and snacks. Courtney says she has $18.25 left to play games at the fair. Which explanation explains whether Courtney is correct or not? A. Courtney is not correct.

What are all the common factors of 24,64 and88

Which graph represents the solution to the given system? y = - 4x + 4 y = 1/2 x - 2