Respuesta :

devishri1977

Answer:

2/5 or 0.4

Step-by-step explanation:

Let the number be x

75% of x = 30%

[tex]\frac{75}{100}*x=\frac{30}{100}\\\\x =\frac{30}{100}*\frac{100}{75}\\\\x=\frac{30}{75}\\\\x=\frac{2}{5}[/tex]