What does the proportion 1:3 mean in the following example?
In this case the holes were filled with a mixture of cement and sand in the ratio 1:3.
What does the proportion 1:3 mean in the following example?
In this case the holes were filled with a mixture of cement and sand in the ratio 1:3.
It means that the holes were filled with a mixture that was 1/4th cement and 3/4ths sand.
It is a representation of a dimensionless mathematical relationship between the amounts of the two ingredients in the formula. For each single unit of cement, you are to use three units of sand.