Answer:
9/2
Step-by-step explanation:
Answer:
The number of terms of the G.P. is 6
Step-by-step explanation:
Let the G.P. has first term a, common ratio r and the number of terms n.
The G.P. has first term 2, so a = 2.
Now, the fourth term is 54 i.e. ar³ = 54
⇒ 2r³ = 54
⇒ r³ = 27
⇒ r = 3
Now, the last term i.e. the nth term is= 
⇒ 
⇒ 
Hence, (n - 1) = 5
⇒ n = 6
So the number of terms of the G.P. is 6 (Answer)
Answer:
Barbarian is the first.
Thatched is second.
Vassal is third.
Granary is fourth.
Step-by-step explanation:
Answer:
Step-by-step explanation:
All you have to do is add all of the numbers together. Then, divide it by the amount of numbers there.
So, 27+20+15+31+13+22+31+5=164
And they gave us 8 numbers.
So, divide 164 by 8
Answer: 20.5
160 is the answer if im right