Answer:
The withdraw amount is "11,227.42".
Step-by-step explanation:
The given values are:
In stock account,
PMT = $820
Interest rate =

N = 300
PV = 0
In Bond account,
PMT = $420
Interest rate =

N = 300
PV = 0
Now,
By using the FV (Future value) function, the value in Stock account will be:
=
![FV(rate,nper,pmt,[pv],[type])](https://img.qammunity.org/2022/formulas/business/college/jw6bs0geat9k7cqx70w33eobesc4moqww2.png)
=

By using the FV (Future value) function, the value in Stock account will be:
=
![FV(rate,nper,pmt,[pv],[type])](https://img.qammunity.org/2022/formulas/business/college/jw6bs0geat9k7cqx70w33eobesc4moqww2.png)
=

After 25 years,
The value throughout the account, will be:
=

=

By using the PMT function, we can find the with drawling amount. The amount will be:
=
![PMT(rate, nper, pv, [fv], [type])](https://img.qammunity.org/2022/formulas/business/college/rofmn1kccg21vte5n3so5n4774uavj847v.png)
=
