Is 0.5 greater than or less than 3/5

Me find the measure to side c and the process to solve the problem you appreciate it : )

)a smart phone has dimensions of 4.9 inches (height), 2.3 inches (width) and 8.0 millimeters (depth). what is the volume of the smart phone in cubic centimeters? (1 in = 2.54 cm)

The parabola x = y² - 9 opens: a.)up b.)down c.) right d.)left