average income of a family of four earning member was rupees 735.one of the earning members died and therefore the average income came down to Rupees 650.the income decrease was:
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the income decreased is 990
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990₹.its too simple so try yourself
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jagadeesh20:
650*3 is 1950 not 1350
check in your answer
sorry i thought 9 as 3
thats 1950 not 1350
its okey
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