How can you the store to run out of sauce?

  1. How many paycheck are you supposed to receive but haven’t received?
  2. How many paycheck does your employee owes you?
  3. How many paycheck are you missing now?
  4. How can you allow a situation of which the store run out of BBQ sauce?
  5. How can you the store to run out of sauce?

Are the above sentences correct? Please advise.

  1. How many paychecks that you should have received haven’t you had?
  2. How many paychecks does your employer owe you?
  3. How many paychecks are (you) missing now?
  4. How can you allow the store to (have) run out of BBQ sauce?
  5. How can the store (have) run out of sauce?

Beeesneees,
Can I ask:
“How many paychecks does your employer owes you?”
assuming employer as singular?
Thanks.

No, ‘owe’ as I indicated is correct.

He owes you money
but
Does he owe you any money?

She cooks your dinner
but
Does she cook your dinner?

He looks after the animals
but
Does he look after the animals?