Respuesta :

Tosrel

Answer:

15

Step-by-step explanation:

40% of 25 is 10, you can find this by multiplying 10 by 2, you get 20 which is now 80% of 25.

Now divide 10 by 2, you get 5. 5 is 20%. Add them all together and you come to a clean 100%.

P.S

Have a Amazing Day!

Faker/Tosrel