Determine What Signs on Values of X and Y Would

Multiple Choice

Determine what signs on values of x and y would make the statement true. Assume that x and y are not 0.
-The Blood Alcohol Concentration (BAC) of a person who has been drinking is given by the expression number of oz × % alcohol × .075 ÷ body weight in lb - hours of drinking × .015.
Find the BAC to the nearest thousandth for a 142-lb woman, who, in 3 hours, has drunk 3 10-oz beers (30 oz) ,
Each having a 3.2% alcohol content.

A) 0.006
B) -0.028
C) -199.949
D) -0.215