Year  snowfall in inches 2001     11 2002    15 2003      19 2004      17 2005     23 2006      20 2007    17 2008      13 2009     18 2010     21 a town's yearly snowfall in inches over a 10-year period is recorded in this table. what is the mean of the snowfall amounts? a. 16.4 in. b. 17.1 in. c. 17.4 in. d. 18.1 in.

17.4 inches

Step-by-step explanation:

The mean is the average of all the numbers listed in the set. In order to find the mean you must add up all the numbers in the set and divide it by the number of numbers in the set.

C

Step-by-step explanation:

If you add up all of the numbers, then divide by how many numbers there are, you find the mean.

In this Question, you add 11,15,19,17,23,20,17,13,18, and 21. You get 174 as the answer. You divide by 10 and get 17.4. C is the answer.

40 minutes

step-by-step explanation:

add the time and multiply by 2

34

step-by-step explanation: