Two possiblities.
VZ, and ZV.
Answer:

Step-by-step explanation:
Given that,
The value of 
We need to find an expression for
. To find it, put the value of n as (n-1). So,

Hence, the value of S(n-1) is equal to
.
Subract what she rode already from total:
48-18 = 30
Divide by number of days:
30/4 = 7.5
she will need to ride 7.5 miles per day
Answer:
the meaning is "a collection of historical documents or records providing information about a place, institution, or group of people."
Step-by-step explanation:
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the area is 254.34 sq. ft.