Answer:
1) The mean is actually 31
2) True, the mean would be about 35.
3) True, the mean would change because more medals were added for the USA.
4) True, the mean would be effected because two is added. It results in a increase
The answer to this question is

. Hope this helps.
Answer:
14cm
Step-by-step explanation:
10.5 is 87.5% of 12, and 87.5% x 16 = 14
you can find the percentage by using 10.5/12 and x/100 to find x
10.5 * 100 = 1050
1050/12=87.5
Answer: C
Step-by-step explanation: Beneficiary