Find the top of a tower 100m high, two boat's are seen in a direction due south. the angle of depression of the boats from the top of the tower is 60 and 30 find the distance between the boats

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?

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m

Identify one charcteristic of exponential growth