De los 300 integrantes de un club deportivo , 170 se inscribieron a Natación, y 140 en Gimnasia. Si 30 no se inscribieron a ninguna de las dos especialidades. ¿Cuántas personas se inscribieron a las dos especialidades

b

step-by-step explanation:

a difference is the result of subtraction. while each of these expressions has subtraction in it, a difference will be the result when subtraction is the last operation applied in the order of operations for the expression. this means subtraction must be outside of the parenthesis. only b has this.

company a

step-by-step explanation:

using the linear regression models , it is found that company a   pays about $14 more. but using the same regression (linear) company b pays about $10 more.

so company a pays more than b

22

step-by-step explanation:

22

1. 523.33 cubic inches

2. 113.04 cubic inches.

3. 17.41.

4. 16.49

i think this should be your answer

hope i

-lavira : )