The annual interest on an $11,000 investment exceeds the interest earned on a $4000 investment by $370. The $11,000 is invested at a 0.5% higher rate of interest than the $4000. What is the interest rate of each investment?

In the diagram below, dab and dac are adjacent angles. if mdac = 25°, what is mdab in degrees? what is mbac in degrees?

Solve the system of equations. y= 2x y= x^2 - 15

The weights of players in a basketball league are distributed normally. the distance (d) of each player's weight (w) from the mean of 86 kilograms was computed as follows: d = |w - 86| if d is greater than 7 for approximately 5% of the players, what is the approximate standard deviation of the players' weights? a. 1.75 kilograms b. 3.5 kilograms c. 4.3 kilograms d. 7 kilograms