Mrs. Santos placed an amount of 9,700 Php in an investment that pays an interest rate of 12%, compounded semi-annually. She wants her money to grow to a total amount of 50,000 Php. Then what is the...

Mrs. Santos placed an amount of 9,700 Php in an investment that pays an interest rate of 12%, compounded semi-annually. She wants her money to grow to a total amount of 50,000 Php.

Then
what is the total amount or the future value?
And
After how many years will his investment grow from 9,700 to 50,000?