A jar contains 10 red marbles numbered 1 to 10 and 6 blue marbles numbered 1 to 6. A marble is drawn at random from the jar. Find the probability that the marble is red or even-numbered.

6n^2-7n-75=0 solve by quadratic formula

Estimate the product. round the first factor to the nearest whole number, round the second factor to the nearest ten, and then multiply. 3 8/9 × 96

The marriott family bought a new apartment three years ago for $65,000. the apartment is now worth $86,515. assuming a steady rate of growth, what was the yearly rate of appreciation? what is the percent of the yearly rate of appreciation?