Find the equivalent exprresion of 12a + 6b

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals

The number of 8th graders who responded to a poll of 6th grade and 8 th graders was one fourtg of the number of 6th graders whi responded if a total of 100 students responddd to the poll how many of the students responded were 6 th graders

What is the similarity ratio of a cube with volume 729m^3 to a cube with volume 3375 m^3