If you're looking for a fractional representation of the non-terminating decimal,
3.469469469....
then:
Let x=3.469469469.....
then
1000x-x=(3469.469469469...) - (3.469469469....)
999x = 3466
x=3466 / 999
= 3+469/999
3.75 is how much each pond of candy cost
Answer: 20 $
divide 30 by 
30 /
= 20
she has saved 20 $ so far
The slope is 5/4.
5²+4²=41
√41=6.4
EF=6.4 units.