Answer:
There are four different types. Commutative, associative, distributive and identity. Hope this helps! :)
Step-by-step explanation:
Answer:
answer is c Hope this helps
Step-by-step explanation:
Answer:
He can grade 1.25 assignments in 1 minute.
Step-by-step explanation:
Because the teacher can grade 25 assignments in 20 minutes, we can dive 25 by 20 to get the constant rate.

So he can grade 1.25 assignments in 1 minute.
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