Answer:
There are 4 common factors of 30 and 72, that are 1, 2, 3, and 6. Therefore, the greatest common factor of 30 and 72 is 6.
Step-by-step explanation:
84/18=14/3
60/32=15/8
Answer:
30 Boxes can be made
Step-by-step explanation:
33=4+7
33+11
33/11
3
12:21
=
4:7
The answer is the additive identity postulate.