Answer:
8/12
Step-by-step explanation:
2/3 x 4= 8/12
For number 1. it is wrong. It is fresh water. Ocean water is salt water. I don't know the rest, sorry. I will come back if I find out though! :D
Answer:
$5
Step-by-step explanation:
25 = 4e + 5
20 = 4e
5 = e
reach eraser costs $5.
It is not periodic. A periodic dataset is a dataset that repeats the same pattern over time.