Answer: 8
Step-by-step explanation:
Given
Mean of the numbers is 8
If the ratio is 1:1:2:2:3:3
Suppose the numbers are 
Write the mean of the numbers

So, the numbers are 
As the total numbers are even, median is the sum of the middle values

Part a: subtract 48-30=18
Part b: i found it by subtracting 48 -30 because it says left over
3.14 by 3.57 just divide those numbers by 14 and round to the hundredths place
Answer:
4 squares make up a triangle so divide the degrees if the square by the triangle.