210 is 21 groups of ten. 240 is 24 tens
Answer:
-3 i think because it is low i am soooo sorry if its wrong i really wasnt trying to get points i wanted to help hope for the best
Step-by-step explanation:
Answer:
Since she arrived at 8:30 its not accurate because her records started at the time she arrived so she didnt get the times of the students that arrived before her
Step-by-step explanation:
Hope this helps:))
The correct answer is x = 20