Out of 9persons .8 spent rs.30 each for their meals .the ninth one spent rs.20 more than the verage expenditure of all the nine.the total money spent by all of them was
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8 spent ₹30
Average = ₹30
9th person spends (30+20)=₹50
Total money spend = 50 + 30(8)
Total money spend = 290
Average = ₹30
9th person spends (30+20)=₹50
Total money spend = 50 + 30(8)
Total money spend = 290
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