The task is to generate the correct answer for a given math problem.
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Question: Problem: what is the sum of the odd integers from 55 to 75 , inclusive ?

Answer: 71


Question: Problem: dhoni bought 5 toys with the average cost of $ 10 . if david also buys the sixth toy with the price of $ 16 , what is the average ( arithmetic mean ) price of those 6 toys ?

Answer: $ 1


Question: Problem: what is the difference between the local value of 1 and 2 in the number 2124 ?

Answer:
80