Answer:
The Ratio is 1:5 and the amount of yellow slabs is 44 i would presume.
Explanation:
For the fist one in order to find the ratio you'll need to turn 1/5 into a ratio which is simple. Then in order to do the second one you need to divide 55 by 5 because of the ratio. After that you subtract 55 by what you got from dividing.
First time answering a question.