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Answer:
I think its A
Step-by-step explanation:
To estimate 2641 x 9 is that you round each number. so it would be 2641 to 2640 and the 9 would round to 10. 2640 x 10
Answer:
B
Step-by-step explanation:
The second one!!!
Answer:
non proportional
Step-by-step explanation:
All of the others are correct