For homework, ari had to find 5% of $900. did he do the work correctly? are ari’s calculations correct? no. ari multiplied the denominators incorrectly. no. ari should have written the percent ratio as no. ari should have divided, not multiplied. yes. ari’s work is correct.

an advantage of the standard deviation is that it increases as the dispersion of the data increases. e. the interquartile range is preferred when the data are not skewed or no have outliers. an advantage of the standard deviation is that it uses all the observations in its computation.

13

step-by-step explanation:

divide the cost of the total of sodas you bought by the cost of one soda, for example:

$24.57 divided by $1.89 is 13 which means you bought 13 sodas

answer: 1inch=7days  

12inch=12*7=84days

step-by-step explanation:

your answer   is c

step-by-step explanation: