Mass of the substance in question = 360 g Volume of the substance in question = 7.5 cm^3 We already know that Density of the substance = Mass of the substance / Volume of the substance = 360/7.5 g/cm^3 = 48 g/cm^3 So the correct option among all the options that are given in the question is the fourth option or option "d". I hope the answer comes to your help.