Math, asked by alekhaprasadrout1, 9 days ago

31.If the mean of 5 observations X,X+2,X+4,X+6 and x+8 is 10,then the mean of the first three observations is *

Answers

Answered by INDnaman

0

Answer:

correct answer is 13

mark as brainlist

Answered by itzMafiaQueen

2

Step-by-step explanation:

x , x+3 , x+6 , x+9 , x+12 is 15

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