Answer:
81.6
Step-by-step explanation:
mean/average of her grade = sum of all scores/the number of scores
= (93+82+74+92+67)/5
= 81.6
Answer:
30m
Step-by-step explanation:
51-21=30 that is the length of the long piece
Length is 2 and width is 3
2 X 3 is 6
I think when you copied and pasted your question it re arranged itself