Alexander lives 10 kilometers south of the school and he usually gets home in 10 minutes. What speed does the bus usually travel? What is the bus' velocity? Remember to include units (km per min) in your answer! Alexander's speed is usually: Alexander's velocity is usually:

Suppose there is a simple index of three stocks, stock abc, stock xyz, and stock qrs. stock abc opens on day 1 with 4000 shares at $3.15 per share. stock xyz opens on day 1 with 5000 shares at $4.30 per share. stock qrs opens on day 1 with 6000 shares at $4.60 per share. the price of stock abc on day 8 begins at $3.50. the price of stock xyz on day 8 begins at $3.90. stock qrs opens on day 8 with a price of $4.50 per share. assume that each stock has the same number of shares that it opened with on day 1. what is the rate of change of this simple index over 1 week?

Find the sum of the measure of the interior angles of a polygon of 9 sides ; of 32 sides

Find the constant of variation for the relation and use it to write an equation for the statement. then solve the equation.