Suppose that D + E = A, that N/A = .15and that D/A = 0.75. Solve for N/E.

Suppose that S/A = 4.5and N/S = .08. Solve for N/A.

Suppose A D = E, that N = 20,000, E/A = .75and N/E = .40. Compute D/A

Assume that S/A = 6.5, D/A = .40, N/E = .75and A = D + E. Solve for N/S.