JEE MAINS 2019 The density of a material in SI units is 128 kg m -3. In certain units in which the

JEE MAINS 2019, 10 Jan Shift-I
The density of a material in SI units is 128 kg m -3. In certain units in which the unit of length is 25 cm and the unit of mass is 50 g, the numerical value of density of the material is
(a) 40
(b) 16
(c) 640
(d) 410