The average income of X for 12 days is Rs.4560.The average for first 6 days is Rs. 3340 and that of last five days is Rs. 2260.Calculate the income for seventh day ?
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total for 12 days is 54720
total for first 6 days is 6×3340 gives 20040
total for last 5 days is 5×2260 gives 11300
so 7th day income is 54720-(20040+11300)= 23380
if there is any mistake in question pls check. the process is similar to all the questions.
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