if means of 5 subject 74 and no. are 70 5 80 find the mean of other 2 subject
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22 is answer so you got it now
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Answer:
107.5
Step-by-step explanation:
mean of 5 sub is 74
sum of 5 sub is 370
sum of 3 sub is 215
mean of 2 sub is 215/2 = 107.5
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