The first box is -7 and the other one is just 7
21/0.3= 70
there were 70 raisins in the box
Answer:
Option B. The standard deviation of the number of floors per city is nothing.
Step-by-step explanation:
The standard deviation of a data set is the statistic that measures the deviance or dispersion of the data from the relative mean. In other words, it is is a measure of how spread the numbers are. The standard deviation is given by the following formula:

In this case, it is the deviation of the number of floors in the building in the city.
Step-by-step explanation:
everything can be found in the picture
Answer:
<em>The correct option is: B. $30.00</em>
Step-by-step explanation:
<u>The formula for compound interest</u> is.......
, where A= Final amount, P= Initial amount, r= rate of interest in decimal form, n= number of compounding in a year and t= time duration in years.
Anthony wants to buy CD for $400 that earns 2.5% APR and is compound quarterly and the CD matures in 3 years.
So here, 
As the CD is compounded quarterly, so here 
Plugging these values into the above formula......

So, the amount of total interest earned 