17% of 19,700 = 3349. So if you add 3349 to 19,700 you get 23,049. So it sounds like it's around a 16-17% markup.
Since there is 12 students who prefer rock and 4 that prefer classic rock that will equal 16. add up all the other number to get 26 and your ratio will be: 16/26
Answer:
(4,6) is the solution.
Step-by-step explanation:
Given 
Let the solution be
.
The solution to this line means it should satisfy the equation. Therefore, substituting this we get,


Dividing by 4 throughout we get,

Therefore, the solution is: (4,6)
Answer:

Step-by-step explanation:
we know that
The surface area of a rectangular prism is equal to the area of its six rectangular faces
using the net
The surface area is equal to
![SA=2[(16)(6)]+2[(16)(8)]+2[(8)(6)]](https://tex.z-dn.net/?f=SA%3D2%5B%2816%29%286%29%5D%2B2%5B%2816%29%288%29%5D%2B2%5B%288%29%286%29%5D)

