
You have two fractions with the same (common) denominator, so you
subtract the numerators and put that over the common denominator.
Answer:
We need the picture.
Step-by-step explanation:
Unless the data is skewed (which means there is outliers) then you use mean as the most accurate. If you have a skewed graph or outliers then mean would mislead you to believe prices are higher (if you have high outliers) or low (if you have low outliers). Median is typically very accurate. Mode may be inaccurate if you have a lot of prices in a really high or low value.
Answer
Money has a set value, and bartered goods do not.
Money is more portable than bartered goods.
Money allows people to easily store value they earn.
<u>Answer-</u>
<em>The estimated population in 2013 is </em><em>3081.</em>
<u>Solution-</u>
This can be represented as exponential decreasing function,

Where,
-
a = starting amount
- r = rate
- t = years
Putting the values,




As population can not be in fraction, so after rounding off the estimated population in 2013 is 3081.