19 people went to a hotel for combine dinner party 13 of them spent rs. 79 each on their dinner and rest spent 4 more than the average expenditure of all the 19. What was the total money spent by them. 1628.4 1534 1492 none of these
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Answer: 80.85 (approx)
Step-by-step explanation:
Let the average of expenditure of all the 19 people be x
Therefore {(13×79) + (19-13)x + (6×4)}/19 = x
=> 1027 + 6x + 24 = 19x
=> 13x =1051
=> x= 80.85 (approx)
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