Find the distance on the number line between the two numbers -1/6 , 1/4

At the newest animated movie, for every 9 children, there are 4 adults. there are a total of 39 children and adults at the movie.

Nick has box brads. he uses 4 brads for the first project. nick let’s b represent the original number of brads and finds that for the second project, the number of brads he uses is 8 more than half the difference of b and 4. write an expression to represent the number of brads he uses for the second project.

Multiply and simplify. 2x^2 y^3 z^2 · 4xy^4 x^2 i will mark you brainliest if right. show how you got the answer, !