Questions:

What is the variance $($difference$)$ between the total actual hours worked and the total standard $($scheduled$)$ hours worked for this week?

If the average hourly wage for service staff is $$10,$ what is the variance between the total labor expense for actual hours worked and the total labor expense for scheduled labor hours?

What would it cost the operation, if actual hours worked differed from scheduled labor hours at the same rate for the entire year?

If the operation requires a profit of $9$ percent of revenue generated by sales, how much revenue must the operation generate in additional sales to $$make up$$ the amount determined in question #$3?$