Let us consider the unknown to be a.
The sum of 8282+2828 = 11110.
11110 = a x 40
a = 11110÷40 = 1111÷4
1111÷4 can be written as (1000+100+10+1)÷4.The sum of quotient of each term in numerator when divided by 4 gives the final answer.
250+25+2.5+0.25=277.75.
Hence Option A is the correct Answer.
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