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ratios word problems 2

problem: ratio words problems 2


Alan, Rick and Roger saved money in the ratio  8 : 7 : 2  

If they saved $ 3400, how much did every single one?

 

answer: ratios word problems 2


 
1. step: given
 
                parts        $
 
Alan :            8         ? 
 
Rick:              7        ?
 
Roger:           2        ?                     
 
total amount: 17      3 400
 
wanted:  every single person
 
 
 
2. step: 1 part
 
1 part = $ total amount: parts total amount
 
1 part =  3400 : 17 
 
1 part = 200 
 
 
 
3. step: Alan, Rick, Roger
 
           parts      $
 
Alan :   8       8 * 200 = 1600 
 
Rick:    7       7 * 200 = 1400
 
Roger:  2       2 * 200 =   400                     
 
total amount: 17           3400
 
  
 
4. step: answer
 
Alan saved $ 1600, Rick saved $ 1400 and Roger saved $ 400.