Respuesta :

1/10= 10%
1/4= 25%
3/20= 15%
1/20= 5%
9/20= 45%

Answer:

100%

Step-by-step explanation:

Turn all of them into a fraction with a denominator of 20.  

2/20, 5/20, 3/20, 1/20, 9/20

Then you add all of them up. 20/20

And you get !00% because 20/20 is a whole