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LuisaPaga LuisaPaga Dec 14, 2020

Find the mean of 30 numbers given mean of ten of them is 12 and the men of other remaining 20 is 9​

answers: 1
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Answer:

Hong che vgbnjhgfccfyllufkxykyRUjtsykdykkysksykgjflfulfulf

h

of her skiff cf blot

57
Sergeev Sergeev
Dec 14, 2020
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