If the mean of 2,4,6,8,x,y is 5 then find the value of x+y.
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Answered by
16
X= 5
THEN: ∑fixi/∑xi =5
so 2+4+6+8+x+y /6=5
20+x+y =30 (5*6)
x+y= 30-20 =10
ans:x+y=10
THEN: ∑fixi/∑xi =5
so 2+4+6+8+x+y /6=5
20+x+y =30 (5*6)
x+y= 30-20 =10
ans:x+y=10
anishkumarbhalotia:
sorry
Answered by
20
Mean =5
⇒[tex] \frac{(2+4+6+8+x+y)}{6} =5. [/tex]
⇒20+x+y=30
⇒x+y=10
⇒[tex] \frac{(2+4+6+8+x+y)}{6} =5. [/tex]
⇒20+x+y=30
⇒x+y=10
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