What is the average cost of 7 articles if 3 of them cost 30k each and the rest cost 12.5k each
1 answer:

what is the average cost of 7 articles if 3 of them cost 30k each and the rest cost 12.5k each

TOTAL NUMBER OF ARTICLE= 7
ARTICLES FOR 30K = 3
ARTICLES FOR 12.5K = 7-3= 4

Average cost of 7 articles




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