[tex]Volume\ of \ the\ lotion=Volume_1-Volume_2\\\\
Volume_1=\pi\ radius_1^2*height\\
Volume_2=\pi raadius_2^2*height\\\\
Volume_1=3.14*3^2*12=3.14*9*12=339,12cm^3\\
Volume_2= 3.14* 0.5^2*12=3.14*0.25*12=9.42cm^3\\\\
Volume\ of\ the\ lotion=339,12cm^2-9.42cm^3=329.7cm^3\\\\
Answer:\ 329.7cm^3[/tex]