There is a set of 30 numbers. The average of first 10 numbers is equal to the average of last 20 numbers. What is the sum of last 20 numbers?

Twice the sum of the first ten numbers

Twice the sum of the last ten numbers

There is a set of 30 numbers. The average of first 10 numbers is equal

1.	There is a set of 30 numbers. The average of first 10 numbers is equal to the average of last 20 numbers. What is the sum of last 20 numbers?
A.	Twice the sum of the first ten numbers
B.	Sum of first 10 numbers.
C.	Twice the sum of the last ten numbers
D.	Cannot be determined.
Answer» B. Sum of first 10 numbers.

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There is a set of 30 numbers. The average of first 10 numbers is equal to the average of last 20 numbers. What is the sum of last 20 numbers?

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