The mean hourly salary of the 10 employees at fast food restaurant is $8.25 one of the employees earning six dollars and 50 cent an hour leave the company and another employee is hired at five dollars and 50 cent an hour what is the new mean salary of the employees

$8.15/hour.

Step-by-step explanation:

The total  salary payout is 10 * $8.25 = $82.50  / hour.

After one leaves the total is 82.50 - 6.50 = $76.

The  new employee makes the total 76 + 5.50 =  $81.50.

The new mean salary is 81.50 / 10

= $8.15/hour.

The answer is 8ts-28t

Step-by-step explanation:

The question was 4t(2s-7)

So since it is in bracket that means it should multiply everything in the bracket but the student only multiplied like half of the equation instead of the whole equation which made the student's answer wrong