27
18
----
45
GCF of 45 = 15
Here is a word document on Greatest Common Factors and how to solve it.
Step-by-step explanation:
Statement | Reason
CB=AB Given
DBC=DBA Given
DB = DB Reflexive Property
/_\ DBC
=~
/_\DBA SAS
Sorry for the formatting the =~ means congruent.
If his water to cement ratio is 20 to 30, this means that if he uses 20 liters of water, he'd use 30 liters of cement.
The total mixture would then be 20+30=50 liters.
and the water would be 20/50=0.4 or 40% of the total mixture.
225- 20 +18 = 223
I think bc I don’t know what to do with the other two at the end
Answer:
18 times 15 times 9 = 2430 cubed inches
Step-by-step explanation:
