Answer:
64
Step-by-step explanation:
A negative exponent means we first calculate the exponent, then we take the reciprocal.
The first step is to calculate 
. This is equal to 
. Then, we take the reciprocal. The answer is 64.
Answer:
He spent $2.25.
Step-by-step explanation:
Multiply $9 by 3/4 and we get $6.75.
Now subtract $6.75 from $9.
We get $2.25
Answer:
Step-by-step explanation:
use your brain
Answer: the 6th person is 23
Step-by-step explanation
The mean is the average of the numbers. It is easy to calculate: add up all the numbers, then divide by how many numbers there are. In other words it is the sum divided by the count.
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