Para seguir reduciendo la concentración de polvo, se conectan dos filtros más, de los cuales cada uno reduce la concentración a 1 10 . ¿A qué parte de la concentración puede reducir si se les combina? Expresa el resultado con una potencia.

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

How many solutions does the nonlinear system of equations graphed below have? a. one b. zero c. four d. two

Solve the problem by using a venn diagram a group of students were surveyed about their taste in music.they were asked how they like three types of music: rock, country western and jazz.the results are summarized below: no one dislikes all three types of music.six like all three types of music.eleven don’t like country western.sixteen like jazz.three like country western and jazz, but not rock.six don’t like rock.eight like rock and country western.seven don’t like jazz.how many students were surveyed?