Write 0.83838383 as a simplified fraction

Which undefined geometric term is described as a location on a coordinate plane that is designed by an ordered pair (x,y) ?

Galen sold tickets of his church’s carnival for a total of $2,820. children’s tickets cost $3 each and adult tickets cost $5 each. the number of children’s tickets sold was 30 more than 3 times the number of adult tickets slod. how many children’s ticket and how many adult tickets did he sell?

Order the measurements from the least to the greatest. 2,720 ml , 24.91 l , 0.0268 kl