Respuesta :
20
Step-by-step explanation:
Step 1:
Let the number be 50 and to find 40% of 50 is given interms of expression as follows
To express the percentage the following strategy is used
Eg: 40% = [tex]40/100[/tex]
∴ To express 40% of 50 is
[tex](40/100)*50[/tex]
Step 2:
On simplification the above expression we could get
[tex]0.4*50[/tex]
= 20