SOLUTION: There are many toys in a kindergarten. The ratio of the number of dolls to the number of balls to the number of cars is 7:8:5. If the total number of dolls, balls, and cars is 80,

Algebra ->  Equations -> SOLUTION: There are many toys in a kindergarten. The ratio of the number of dolls to the number of balls to the number of cars is 7:8:5. If the total number of dolls, balls, and cars is 80,       Log On


   

Question 1133097: There are many toys in a kindergarten. The ratio of the number of dolls to the number of balls to the number of cars is 7:8:5. If the total number of dolls, balls, and cars is 80, then how many of each type of toy are there?
Answer by josgarithmetic(39614) About Me  (Show Source):
You can put this solution on YOUR website!
7 : 8 : 5

same as

7x : 8x : 5x


7x%2B8x%2B5x=80
20x=80
x=4 
RATIO ALSO  28 : 32 : 20