Solve the Problem $A ( x ) = - 0.015 x ^ { 3 } + 1.05 x$

Multiple Choice

Solve the problem.
- $A ( x ) = - 0.015 x ^ { 3 } + 1.05 x$ gives the alcohol level in an average person's blood $x$ hrs after drinking 8 oz of 100 -proof whiskey. If the level exceeds $1.5$ units, a person is legally drunk. Would a person be drunk after 2 hours?

A) No
B) Yes