The formula of the cylindrica's volume is :
[tex]V= \pi *r^2*h[/tex]
[tex]V= \pi *1.25^2*4.9[/tex]
[tex]V=24.05281875=24.05[/tex]
The approximate total volume of the 12 cans would :
[tex]V = 24.05*12=288.6= 283 in^3[/tex]
Therefore, the answer would be the option C.
Hope this helps !
Photon