Respuesta :
Let, the number = x
Then, x * 30% = 21
x * 0.30 = 21
x = 21/0.30
x = 70
In short, Your Answer would be: 70
Hope this helps!
Then, x * 30% = 21
x * 0.30 = 21
x = 21/0.30
x = 70
In short, Your Answer would be: 70
Hope this helps!