A new online gaming system retails for $399.99. As the technology ages, the price of the system decreases by an average of 10% per year. Which equation correctly models the change in pricing ?

Pj is decorating pupcakes for rocky's birthday party. her color scheme is black, purple, and green. she will use this spinner to determine the color of sprinkles on each pupcake. which model shows the probability of randomly landing on each color?

How many kilometers are equal to 5 miles? use 1 mile ≈ 1.61 kilometers. !

Write the summation to estimate the area under the curve y = 1 + x2 from x = -1 to x = 2 using 3 rectangles and right endpoints