Hamas car used 3/4 tank of gas to cross america. the gas tank on her car holds 151/2

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?

#1-20 state whether the angles are alternate interior, alternate exterior, vertical, or corresponding angles.

Describe the 2 algebraic methods you can use to find the zeros of the function f(t)=-16t^2+400.