7%, hope this helps!
•••
Caramelatte
The answer I think it is ,is (B.)
Answer: $20,478.78
Explanation:
In 14 years the investment will be,
Gold
10,000/2 = 5000
Then use the compound interest formula
5000 * (1+0.07)^ 14 = $12,892.67
For Certificates of Deposits.
Use the Compound interest formula
Rate and period are in years. Convert to semi annual basis.
3%/ 2 = 1.5%
14 * 2 = 28 periods
= 5000 ( 1+ 0.015) ^ 28
= $7,586.11
Add both
=$12,892.67 + $7,586.11
= $20,478.78
17,000 * 17,000 * 0.15 = 43,350,000
(Hope this helps...)