Mr jackson sold 3 computer monitors in the first year. second year he sold 4 times more than the first year. third year he sold 6 times more than the first year. all together how many did he sell?

He sold 33.

Step-by-step explanation:

First take how many he sold in the first year(3), then multiply that by 4 to get how many he sold the second year(12). Then multiply 3 by 6 to get how many he sold the third year (18). Finally add it all together 3+12+18=33

he sold 33

Step-by-step explanation:

U multiply 3 and 4 which gets you 12 then multiply 3 and 6 which gets u 18

Then add 3,12,and6

does that make sense to you??

answer: idk

step-by-step explanation:

answer: .64

step-by-step explanation

set up the formula for standard deviation for this set of numbers, then simplify