12 lawns/9 hours = 1.33 lawns per hour
Answer:
Here are the steps..
Step-by-step explanation:
Firstly read the chapter by yourself.
Pay attention what the teacher teaches.
Ask the doubts.
Never learn to solve the problems learn to understand the theory.
Answer:
0
Step-by-step explanation:
(-:+9:+9-79-9-97-79:97-)7-+/
63
5 tens equals 50
13 ones equals 13
50 +13 = 63