The diagram represents the relationship of number sets. The four choices given will complete the diagram. Which BEST describes the set of numbers in block A ?A) Integers B) Whole Numbers C) Natural Numbers D) Rational Numbers

step-by-step explanation:

step-by-step explanation:

step 1: solve one of the equations for one of the variables. let's solve the first equation for y:

step 2: substitute that equation into the other equation, and solve for x.

step 3: substitute x = 4 x = 4 x=4 into one of the original equations, and solve for y.

7 is the median   7.875 is the mean

step-by-step explanation:

3,4,5,6,8,11,13,13