CBSE BOARD XII, asked by nirlepkaur66, 8 months ago

find the Arithmetic mean for a group of wage earners 20%,40%,70% and 80% of the wage earners receives.Less than 50/-,120/-,300/- and 350/- respectively and only 5%are receiving 400/- and above

Answers

Answered by lalitaporwal69
1

Answer:

don't knowwwwwwwwwww

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