hba
  • hba
Stats question help needed
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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hba
  • hba
1 Attachment
hba
  • hba
@hartnn Help please......
hartnn
  • hartnn
tried ?

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More answers

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

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