Respuesta :

Answer:

3.5

Step-by-step explanation:

Because if .5 turns into one whole if you add .5 then its a half and so when you put the .5 into a fraction so thats the answer.

Answer:

3 .1 /2 = 3.50 = 350 %

Step-by-step explanation:

To convert a fraction into decimal, one needs to transform it so that the fraction is a sum of fractions each or which has a denominator, which is a power of  10.

3 .1/ 2 =  3 1 × 50 /2 × 50  =  3 .50 /100  = 3.50

And for conversion to percentage, one needs to multiply this by  

100

Hence  

3 .1/ 2 =  3.50  =  ( 3.50 × 100 )%  =  350 %

hope it helps!