Tino and kate are tailors sewing buttons on shirts . each shirt needs 8 buttons . together, the tailors attach 80 buttons . if they split the work evenly, how many shirts did timor complete ?

5 shirts.

Step-by-step explanation:

Let x be the total number of shirts.

We have been given that each shirt needs 8 buttons, so number of button on x shirts would be .

We are told that together the tailors attach 80 buttons. We can represent this information in an equation as:

Therefore, both tailors completed 10 shirts.

Since they split the work evenly, so Timor will complete half of the 10 shirts that is 5 shirts.

Therefore, Timor completed 5 shirts.

answer: -8.2562234e+13

answer: .64

step-by-step explanation

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