What causes the normal ocean waves that continuously crash on the beach? A. Wind B. Upwelling C. The moon D. Earthquakes

Would you classify the number 169 as a perfect square, perfect cube, both, or neither? explain?

Suppose thatthe monthly cost, in dollars, of producing x chairs is C (x) = 0.001x3 + 0.07x2 + 19x + 700, and currently 25chairs are produced monthly. a.) What isthe current monthly cost? b.

1/4t + 3/5 = 2/5 - t

How many solutions for -2x+4y=-7 y=-1/2x+5

steve rode his bike a total of 15 miles, from home to the burger shop and then to the boardwalk. The distance from Steve's house to the burger shop is 8 miles. What is the distance from the burger shop to the boardwalk?

Solve the differential equation by variation of parameters, subject to the initial conditions y (0) = 1, y' (0) = 0. 9y'' - y = xex/3

Joey rolls a regular number cube. What's the chance he rolls an even number? Record your answer as a simplified fraction using "/" as your fraction key.

You are playing a game and it is your turn to spin the spinner shown. There are four possible results: blue, green, yellow, or purple. What is the probability that you land on purple?

seventy percent of the 100 students in a middle school cafeteria bought their lunch. Some of the students that bought their lunch leave the cafeteria to attend an assembly. Now only 60% of the remaining students bought their lunch.

Before his basketball game, Jessie is responsible for cleaning the visiting teams team's half of the court. Three of his teammates are responsible for cleaning the home teams half of the court.