Answer:
The sequence above is a geometric sequence
For an nth in a geometric sequence

where n is the number of terms
a is the first term
r is the common ratio
From the question
a = 45
r = 15 / 45
The explicit formula for the sequence is
U(n) = 45(1/3)^n-1
Hope this helps you
Step-by-step explanation:
Podunk hi mate I'm going to be able skills
Answer:
67.4 mph
distance~337
rate~67.4 mph
time~5 hours
Step-by-step explanation:
hope this helps
It’s always gonna be 60 Units this is just an known fact