Answer:
A The mean for waiter B is higher than the mean for waiter A.
Answer: y=−1 or y=2
Step-by-step explanation:
Answer:
<u>Answer</u><u>:</u><u> </u><u>D</u>

• first factorise out 10:

• then find factors of the quadratic equation in the bracket:
The answer is a.
Point A and point B