Answer:
D. 
Step-by-step explanation:
The period of the functions
is 
The period of the function
is ALWAYS 
In your case, you have function
and this function has the period

You need to find the function that will have the period that is half of
so

So, correct choice is

The answer is 23.
Good luck :)
9514 1404 393
Answer:
730 grams
Step-by-step explanation:
1 kg is 1000 g.
The amount remaining is ...
1000 g - 9(30 g) = (1000 -270) g = 730 g
Jake has 730 grams of olives left.