Homework Help Forum: 11th grade

Posted by stefanie coplin on Friday, November 6, 2009 at 12:30pm.

The students of litchfield High school are in grades 9,10,11,12. Of the students , 1/4th are in 9th grade, 1/3rd are in 10th grade, 1/6th is in 11th grade and there are 300 in the 12th grade, how many students are there all together?

• Math, not "11th grade" - Writeacher, Friday, November 6, 2009 at 12:34pm

  Assistance needed. Please type your subject in the School Subject box. Any other words are likely to delay responses from a teacher who knows that subject well.

  
  

• 11th grade - bobpursley, Friday, November 6, 2009 at 1:40pm

  Let AT be all together. 1/4 AT+ 1/3 AT + 1/6 AT + 300=AT 3/12 AT + 4/12 AT + 2/12 AT+300=AT 9/12 AT +300=AT solve for AT

  
  

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