If m ∝ 1/r3 and m = 1 when r = 2, find:
(a) m when r =4|
(b) r when m = 125Light travel at a speed v through rock of density d. v varies inversely as the square root of d
V = 3 when d =2.25. find v when d = 2.26

Paint color preference children adults total 0.6 0.77 liked new paint color disliked new paint color 0.4 0.15 0.23 total 1.0 1.0 1.0 which value for x completes the conditional relative frequency table by column?

What is the value of x in the following equation? -3x-2=2x+8

Solve the inequality and graph 6j - 7 < 5