Question

Cement mortar was being prepared by mixing cement to sand in the ratio
of 1:6 by volume. In a cement mortar of 42 units of volume, how much
more cement needs to be added to enrich the mortar to the ratio 2:9?
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Answer 1

Answer:

In a cement mortar of 42 units of volume, how much more cement needs to be added to enrich the mortar to the ratio 2:9? Also explain the process. let x units cement need to be added to make the ratio 2:9. thus 2 unit of cement must be added to make the ratio of volume of cement to the volume of sand as 2 : 9.

Step-by-step explanation:

Answer 2

Answer:

2:9 11 42 44

44-42=2