Of a set of 30 numbers, average of 1st 10 numbers is equal to average of last…
TCS · 2026
Of a set of 30 numbers, average of 1st 10 numbers is equal to average of last 20 numbers. The sum of last 20 numbers is?
- A.
2 x sum of last 10 numbers
- B.
2 x sum of 1st 10 numbers
- C.
sum of 1st 10 numbers
- D.
Cannot be determined
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