Miranda is a 10 years old at the time an amount of 20,000 Php was invested at a rate of 8.5% compounded quarterly and she wish to withdraw the money to use it on her 18th birthday. how many times is...

Miranda is a 10 years old at the time an amount of 20,000 Php was invested at a rate of 8.5% compounded quarterly and she wish to withdraw the money to use it on her 18th birthday.

how many times is compounding done in a year?

then how much money is available on her 18th birthday party?