In the following questions, each question is followed by data in the form of two statements labeled as I and II. You must decide whether the data given in the statements are sufficient to answer the questions. Using the data make an appropriate choice from (a) to (d) as per the following guidelines:

Question 8

What is the value of the middle term of the sequence of positive integers $$a_1, a_2, ... ... ..., a_{11}$$ if their sum is 1380?

I. The average of first six terms is 100

II. The average of last six terms is 150

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