Respuesta :

Let the number be x.

45% of x = 144

(45/100)*x = 144

0.45x = 144

x = 144/0.45

x = 320

The number is 320 
Neuron
If you would like to solve 45% of what number is 144, you can do this using the following steps:

45% of what number is 144
45% of x is 144
45% * x = 144
45/100 * x = 144
x = 144 * 100/45
x = 320

The correct result would be: 45% of 320 is 144.