Answer:Ramiro’s method is
Step-by-step explanation:
Did the assignment
You can eliminate 81 because we know 
The dot is on approximately 9.32 (my estimate) so I would square that number:
(9.32)² = 86.8624 so if you round this you get 87
Answer:
324
Step-by-step explanation:
This is because when rounding you multiply 55 by 6 that is equal to 330 which is near 324. However if you want the answer spot on it would be 294
Answer:
Yes
Step-by-step explanation:
32 divided by 45 = .7111111111111111111
Easy
nPr=

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