Respuesta :
We set up an equation: 36/?= 0.9/100
Cross multiply: 0.9*?= 36*100
⇒ ?= 36*100/0.9= 4000
36 is 0.9% of 4000.
Cross multiply: 0.9*?= 36*100
⇒ ?= 36*100/0.9= 4000
36 is 0.9% of 4000.