Answer:
The certificate will be worth $5,559.92 on Ruth's 19th birthday.
Step-by-step explanation:
The compound interest formula is given by:

Where A is the amount of money, P is the principal(the initial sum of money), r is the interest rate(as a decimal value), n is the number of times that interest is compounded per unit t and t is the time the money is invested or borrowed for.
In this problem, we have that:

So


The certificate will be worth $5,559.92 on Ruth's 19th birthday.
12
6
100
612/100
I hope this helps
Answer:
The unit rate is 100 calories per cup
and 300 calories in the three cups of cereal
Step-by-step explanation:
Can you show the answer choices but I believe is 18
The least is 2/7 then 1/2 then 5/6 and the greatest is 4/2