SOLUTION: A line segment 30 centimeters long is divided into two parts which are in the ratio 2 to 3. Find the number of centimeters in the shorter part. I just cant get the formula for t

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: A line segment 30 centimeters long is divided into two parts which are in the ratio 2 to 3. Find the number of centimeters in the shorter part. I just cant get the formula for t      Log On


   

Question 373384: A line segment 30 centimeters long is divided into two parts which are in the ratio 2 to 3. Find the number of centimeters in the shorter part.
I just cant get the formula for this problem correct.
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
the ratio is 2 to 3 , so call one 2x and the other 3x

they sum to 30 ___ 2x + 3x = 30 ___ 5x = 30 ___ x = 6