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.
Answer:
4,400,073
Step-by-step explanation:
Ez
Answer:
t^748+7534
Step-by-step explanation:
-32/40 + -35/40 = -32+-35/40
= -67/40
= -1.675
The answer would then be -1.675.