Answer:

Step-by-step explanation:
It is given that,
The average distance between the Earth and the Moon is 384 400 km.
We need to express in in standard form.
1 km = 1000 m
It means,
384400 km = 384400000 km
or
= 
Hence, the average distance between the Earth and the Moon is
.
Part A: Barry has his own job. Barry saves his earned money and doesn't spend it. He cuts down on buying things he doesn't need. After a while, Barry will have enough money saved to go on vacation with his family.
Part B: Barry has a job, but he buys all kinds of thing with his money. He saves no money and wastes it on things he doesn't need. he gives his money aws=ay to his friends. Barry will not have money for a family vacation.

Therefore, the function is not differentiable at x = 1.

Therefore, the function is not differentiable at x = 0.
Answer:
6 cookies
Step-by-step explanation:
himself + 6 friend = 7
(17+25)/7
= 42/7
= 6
Each friende get:
6 cookies