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  • hba

Stats question help needed

Mathematics
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  • hba
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  • hba
@hartnn Help please......
tried ?

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Other answers:

  • hba
I cannot interprate sorry :'(
let x girls and y boys
  • hba
Ok so x+y=150
sum of weight of x girls /x = 55
sum of weight of y boys/y = 70
  • hba
Okay got this
total sum of weight /150 =60
total sum of weight = sum of weight of y boys+sum of weight of x girls
got this ?
55x+70y = 60*150 x+y=150 solve simultaneously
  • hba
Wow man you are awesome thanks a lot (y)
welcome ^_^
  • hba
x=50 and y=100 @hartnn Correct?
no..
  • hba
Then :/

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