Question

Waitress and kitchen staff in a restaurant decide to share their tips. there are 8 kitchen staff and 10 waitresses. the kitchen staff received a mean average of £23 weekly and the waitress receives a mean of £28 weekly.

work out the mean average of all 18 members of staff.

Answer 1

£25.78

Explanation:

so the total is

23+23+23+23+23+23+23+23+28+28+28+28+28+28+28+28+28+28=464

464/18=25.7777777778

£25.78

Answer 2

I think the answer is 25.78.

(23×8+28×10)÷18

464÷18=25.78